Molarity

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Questions

• what is the molarity of 20.0 ml of a KCl solution that reacts completely with 30.0 ml of a 0.400 M Pb(NO3)2 solution?
• How can molarity and osmolarity be calculated from mass per unit volume?
• How can molarity be used as a conversion factor?
• How high can molarity be?
• How does molarity change with temperature?
• How do you find molarity of a solution?
• What is the molarity of 10 NaOH?
• What is the molarity of 3 hydrogen peroxide?
• What is the molarity of a solution that contains 3.2 mol of solute in 0.98 L of solution?
• What is molarity?
• The gram formula weight of phosphoric acid is 98.00 g/mol, and the density of 85.0% phosphoric acid is 1.685 g/mL. Could you describe how to prepare 500 mL of a 1.0 M solution of phosphoric acid from 85.0% phosphoric acid?
• How many milliliters of 0.10 M #"Pb"("NO"_3)_2# are required to react with 75 mL of 0.20 M #"NaI"#?
• How many liters of a 3.0 M H3PO4 solution are required to react with 4.5 g of zinc? __ H3PO4 + __ Zn
  __ Zn3(PO4)2 + __ H2
• How can I prepare 0.250 L of 0.085 M potassium dichromate?
• How can I prepare 500 mL of a 0.15 M solution of potassium iodide?
• Question #636b6
• Question #a0caa
• Question #1b3ad
• Question #81967
• Question #84342
• Question #ad561
• Question #5b32a
• Question #d3ac2
• Question #11778
• Question #ca66b
• Question #cbc00
• Question #c1600
• Question #a8838
• Question #d7c42
• Question #95c1d
• Question #ec0b6
• 1.553g of a monoprotic acid (MM = 97.10 g/mole) dissolved in 75.00mL of D.I. water was titrated with KOH. At the endpoint, 35.28 mL of KOH was consumed. Calculate the molarity of KOH?
• Question #2b0e3
• A sample containing CH3NH3Cl was dissolved in water n then diluted to 500.00mL. A 15.00mL aliquot of the soln was titrated with 47.32mL of 0.1134M NaOH standard soln.Cal moles of CH3NH3Cl in d aliquot?mol of CH3NH3Cl in entire soln? molarity of d aliquot?
• Question #35549
• Question #d2de4
• Question #0163b
• Question #39909
• What is the molarity if #"11 g CaCl"_2"# are dissolved in one liter of solution?
• What volume of solution is needed to make a 3.0 M solution containing 109.5 g of hydrochloric acid?
• Question #96f8c
• What is the molarity of a solution made using 2.19 g of KI dissolved in enough water to make 266 mL of solution?
• How many grams of AgNO3 are needed to prepare 593.4 mL of 0.0260 M AgNO3 solution?
• A student found that the sulfate ion concentration in a solution of Al2(SO4)3 was 0.22 M. What was the concentration of Al2(SO4)3 in the solution?
• Question #191c4
• Question #8ce57
• Question #5c6f3
• Question #2070f
• Question #23670
• Question #5be33
• What is the molarity of #"19.00 cm"^3"# of glacial acetic acid at #"25"^@"C"#?
• Question #b3e90
• Question #bfe91
• Question #73a41
• Question #30233
• Question #42082
• Trying to figure out concentration of the soft drink with the lab's Beer Law plot? The transmittance is 51.3% and its absorbance is 0.290.
• Question #4f094
• Question #1565c
• Question #7e0de
• Question #9271e
• Question #192a2
• Question #26fdf
• Question #ee998
• Question #c9dab
• Question #178d9
• Question #97471
• Question #def31
• Question #558b8
• What is the #sf(OH^-)# ion concentration in a solution of 0.0012M strontium hydroxide ?
• Question #f3d82
• Question #46fd6
• Question #129a3
• Question #6393a
• Consider the reaction: #K_2S_((aq))+Co(NO_3)_(2(aq)) -> 2KNO_(3(aq))+CoS_((s)) darr#. What volume of 0.220M #K_2S# solution is required to completely react with 160mL of 0.145M #Co(NO_3)_2#?
• A laboratory procedure calls for making 600.0mL of a 1.1M #KNO_3# solution. How much #KNO_3# in grams is needed?
• Question #f1733
• Question #a4c8e
• Question #58a1e
• Question #99897
• Question #abb57
• Question #11ad0
• Question #4e511
• Question #57ffe
• What is the concentration of hydrochloric acid solution if 6.68 ml is neutralised by 13.90 ml of 0.0161 M potassium hydroxide solution ?
• Question #7746e
• Question #e5020
• Question #150ce
• I heard someone tell me a formula to convert molarity to molality: M= m(density of solution - 0.001 x M x Mb) where M-molarity, m-molality, Mb-molecular weight of solute. Could you please tell me if the formula is right, stating an example too? Thanks
• Can anyone explain to me how is the molar concentration, or should I say the number of moles of water equal to 55.5? I need it with some explanation.
• Can you help me with this? Commercially available HCl contains 38% w/w (weight by weight) of acid. If density is 1.19 g/ml, calculate molality, molarity and normality of the acid solution.
• An aqueous solution of #H_2SO_4# (molecular weight=98) contains 10.78 #g# of acid per #dm^3# of solution. Density of solution is 1.123 #g#/#ml#. What is the molarity, molality, normality and mole fraction of the solution?
• Can you solve this? The concentration of the #Zn^(2+)# ions in blood serum is 1.2 ppm. Express this amount in terms of millimole/L and milliequivalent/L.
• A solution is prepared by dissolving 3.5 #g# of #KCl# in water & making the volume of solution to 250 #mL#. What is the millimoles of #KCl# dissolved?
• Question #5ab95
• 1 g-atom of #Ca# was burnt in excess of oxygen & the oxide was dissolved in water to make up a one liter of solution. What is the normality of the alkaline solution?
• Question #f9045
• Question #17171
• Question #d6c37
• Question #ec70f
• Question #b66ef
• Question #5d96e
• Question #1154a
• Question #7eb0b
• Question #6a273
• Question #03339
• What is the concentration of pure water? And what is the concentration of #HCl# if a #36.46*g# mass of the gas is dissolved in a #1*L# volume of aqueous solution?
• Question #5d0f5
• Question #b073d
• Question #ab2c3
• What is formality?
• What is the concentration of sulfate ion in a #12*mol*L^-1# of #Mn(SO_4)_2#?
• Question #00785
• Question #9bc50
• Question #09240
• Question #e7787
• Question #a8451
• Question #2bae1
• How much ethanol could be oxidized by potassium dichromate?
• Question #ffbc6
• Question #d12cc
• Question #7f7a2
• A glass of cold water contains .45 mM O_2. How many millilitres of oxygen gas at STP are dissolved in 300.0 mL of this water?
• 50.0 ml of 0.10 M NaOH completely neutralizes 30.0 ml of hydrochloric acid. How would you calculate the concentration of HCl?
• If the endpoint, in the titration of the KHC8H404 with NaOH, is accidentally surpassed (too pink), what effect will this have on the calculated molarity of the NaOH solution?
• Question #9b21a
• How many moles of #Co^(2+)# are present in 0.200 L of a 0.400 M solution of #CoI_2#?
• What is the concentration (M) of an aqueous methanol produced when 0.200 L of a 2.00 M solution was diluted to 0.800 L?
• A solution contains 0.600 g of #Mg^(2+)# in enough water to make a 1930 mL solution. What is the concentration in milliequivalents per liter (mEq/L)?
• What is the molarity of a solution prepared by combining 125 mL of 0.251 molar HCl with 250 mL of pure water?
• A student neutralizes 20.0 mL of a sodium hydroxide solution (NaOH) by adding 28.0 mL at 1.0 M hydrochloric acid (HCI). What is the molarity of the solution?
• What is the molarity of a solution prepared by dissolving 1.56 g of gaseous HCl (molar mass = 36.5 g) into enough water to make 26.8 mL of solution?
• Question #bfee2
• How many moles of NaOH are present in 19.0 mL of 0.150 M NaOH?
• What is the concentration of nitrate ions in a 3.79M #Mg(NO_3)_2# solution?
• Question #3ab0e
• How many moles of acetic acid are present in 100.0 mL of 1.0 M acetic acid?
• An aqueous solution is 40.0% by mass hydrochloric acid, HCl, and has a density of 1.20 g/mL. What is the molarity of hydrochloric acid in the solution?
• Question #df0c5
• How many milliequivalents of sodium cations are present per liter of a solution that contains #"40. mEq/L"# of chloride anions, #"Cl"^(-)#, and #"15 mEq/L"# of hydrogen phosphate anions, #"HPO"_4^(2-)# ?
• What volume in mL of .200 M hydrochloric acid is needed to react with 1.62 grams of zinc?
• Question #29519
• What is the molarity of a solution prepared by dissolving 0.450 of #HNO_3# in 300 mL of water?
• How many milliliters of a 2.5 M #MgCl_2# solution contain 17.5 g #MgCl_2#?
• It takes 10 mL of 0.15 M #KOH# solution to neutralize 7.5 mL of #HNO_3# solution. What is the molarity of #HNO_3#?
• How many mL of 6.0 M HCl solution will provide 164 g of HCl?
• A liquid has a molecular weight of 105.141g/mol. Its density is 1.173g/mL. What is the molarity of the pure liquid?
• Question #22cf9
• Question #9a2cf
• What is the concentration if #.358# #g# of #NaNO_3# is present in #555# #mL# of water?
• Question #7b635
• If 450 mL of 6.0 M KBr solution is diluted to 900 mL, what is the concentration of the KBr solution?
• If it takes 54 mL of 0.100 M NaOH to neutralize 125 mL of an HCl solution, what is the concentration of the HCl?
• What is molarity of a solution containing 7 g of NaOH in 500 mL of NaOH solution?
• Specific gravity of HCl is 1.08. what is its Molarity???
• Question #b80cc
• Question #160db
• Question #98df5
• How many moles of NaCl are contained in 467 mL of a .244M solution of NaCl?
• Question #fd517
• What concentration of #NO_3^(-)# results when 697 mL of 0.515 M #NaNO_3# is mixed with 635 mL of 0.785 M #Ca(NO_3)_2#?
• What concentration of #NO_3#- results when 697 mL of .515 M #NaNO_3# is mixed with 635 mL of .785 M #Ca(NO_3)_2#?
• If 22.15mL of 0.100M sulfuric acid is required to neutralize 10.0mL of lithium hydroxide solution, what is the molar concentration of the base? How would I approach this problem?
• Question #58e80
• How do you represent the oxidation of #Cu^+# by #MnO_4^(-)#?
• Concentrated hydrochloric acid is usually available at a concentration of 37.7 percent by mass. The density of the solution is 1.19 g/mL. What is its molar concentration?
• The value of #K_w# is #5.13 * 10^-13#, at an elevate temperature. What is the #H_3O^+# if the #OH^-# concentration is #2.5 * 10^-2# M?
• Question #aea10
• 1.40 g of silver nitrate is dissolved in 125 mL of water. To this solution is added 5.00 mL of 1.50 M hydrochloric acid, and a precipitate forms. What is the concentration (in units of moiarity) of silver ions remaining in the solution?
• Question #74985
• What is the amount of nitric acid required to oxidize a #0.1025*g# mass of copper metal to #Cu(NO_3)_2# if its VOLUME is #200*mL#?
• Question #e749d
• Question #9c63a
• Question #bafc0
• Question #8af7e
• Question #4b7bf
• Question #635d7
• What volume (in mL's) of a 6.0 M stock solution of HCl should be used to prepare 6.00 L of a 0.250 M HCl solution?
• How do you find the molarity of a salt solution made by dissolving 280 mg of NaCl in 2.00 mL of solution?
• How many liters of #Br_2# are in a container at STP that contains 2.25 moles of #Br_2#?
• Question #7a6fe
• Question #7cad8
• A 7.83 g sample of NaCl is dissolved in 90.00 mL of ethyl alcohol solution. How do you calculate the molar concentration of the solution?
• What is the molarity of a solution containing 4.0 moles of NaOH in 2.0 L of solution?
• 60.0 mL of 0.45 M #K_3PO_4# is mixed with 240.0 mL of 0.20 M #K_2SO_3#. What is the final concentration of all three ions in the solution?
• What is the mass of solid #K_2CO_3# which must be added to 500.0 mL of water in order to make a solution in which the #[K^+]# is #3.0# #M#?
• In order to make a #1*mol*L^-1# solution of #NaNO_2# in water, how many grams of sodium nitrite are necessary?
• What is the molarity of a solution that contains 0.202 mol KCl in 7.98 L solution?
• What is the volume of 4.50 mol of #SO_2# at #STP#?
• A sample of gas has a volume of 425 mL at 25°C and 760 torr. What volume would this gas sample have at STP?
• What volume is occupied by #4.02 * 10^22# molecules of helium gas at STP?
• What is the volume of 2.00 moles of chlorine (#Cl_2#) at STP, to the nearest tenth of a liter?
• If you dilute a stock solution that has a molarity of #"14.8 M"# and a volume of #"25 mL"# by adding #"100 mL"# of water, what will be the molarity of the resulting solution?
• What is the concentration of chloride ion made from an #80*mL# volume of #0.125*mol*L^-1# #CaCl_2(aq)# that is diluted to a #100*mL# volume?
• Question #1a169
• If a solution contains 3.458 moles of #CuCl_2# in 1.500 L, what is the solution's molarity?
• If I add water to 100 mL of a 0.15 M NaOH solution until the final volume is 150 mL, what will the molarity of the diluted solution be?
• I have 345 mL of a 1.5 M NaCl solution. If I boil the water until the volume of the solution is 250 mL, what will the molarity of the solution be?
• What is the concentration of chloride ions in a solution whose concentration is #6xx10^-3*mol*L^-1# with respect to #"calcium chloride"#?
• What is the molarity of a 750.0 milliliter solution containing 2.5 moles of solute?
• What is the molarity of a 250.0 milliliter aqueous solution of sodium hydroxide that contains 15.5 grams of solute?
• What is the molarity of a sodium chloride solution that contains 3 moles of #NaCl# in 4 liters of solution?
• If a chemist needs to make 35.05 g of #CuI_2#, how many mL of a 3.3 M solution of #NaI# must he use, assuming there is excess copper (II) nitrate?
• Question #0d05c
• A #2.3# x #10^-4# #M# solution has trasmittance of #0.508# when placed in a cell of path length #1# #cm# at wavelength #525# #nm#. Calculate the absorbance if concentration is doubled?
• The absorbance of #2# x #10^-4# #M# solution was found to be #0.123# when placed in a cell of #1# #cm# length. Calculate the transmittance, percent transmittance and molar absorptivity of a cell of length #2# #cm#?
• A #2.4# x #10^-4# #M# solution of a copper complex has transmittance of #58 %# when measured in a cell of path length #1.5# #cm#. Calculate the transmittance of solution if: (a) the concentration is doubled, (b) concentration is made half?
• A solution of concentration #5# x #10^-5# #M# has absorbance of #0.75# in a cell of #1# #cm# length. Calculate molar absorptivity and transmittance of the cell?
• An aqueous solution which is #10^-3# #M# absorbs #10 %# of incident light in a path length of #1# #cm#. Calculate concentration of the solution that will absorb #90 %# of the incident light in the same cell?
• What is the molarity of a #KCl# solution made by dissolving 24.7 g of #KCl# in a total volume of 500. mL?
• Question #13e7f
• Which solution contains 0.2 mol of potassium hydroxide, KOH? (multiple choice)
• How many grams of each component do I need in order to prepare a solution containing 75 mmol /L sodium; 65 mmol/L chloride; 20 mmol/L potassium; 10 mmol/L citrate; and 75 mmol /L glucose?
• One solution contains 55 g #NaCl # per liter. and another contains 55 g #KCl# per liter. Which solution has the higher molarity? How can you tell?
• Why did chemists develop the concept of molarity?
• At constant temperature and pressure, how do the VOLUMES of gases relate to the number of molecules each volume contains?
• Question #49dfd
• How many grams of solid sodium hydroxide are required to make 175.00 mL of a 0.5100 M #NaOH# solution?
• What mass of glucose, #C_6H_12O_6#, would be required to prepare #5 * 10^3# #L# of a #0.215# #M# solution?
• What is the molarity of a salt solution made by dissolving 280.0 mg of #NaCl# in 2.00 mL of water?
• What is the molarity of a solution prepared by dissolving 141.6 g of citric acid, #C_3H_5O(COOH)_3#, in water and then diluting the resulting solution to 3500.0 mL?
• How many grams of #CuSO_4 * 5H_2O# are needed to prepare 100 mL of a 0.10 M solution?
• To what volume should 5.0 g of #KCl# be diluted in order to prepare 0.25 M solution?
• How many grams of #KNO_3# should be used to prepare 2.00 L of a 0.500 M solution?
• What is the molarity of a solution in which 10.0g of #AgNO_3# is dissolved in 500. mL of solution?
• What is the molarity of a solution in which 58 g of #NaCl# are dissolved in 1.0 L of solution?
• If the #["H"_3"O"^(+)]# in a solution is #2*10^-5# #"M"#, what is the #["OH"^(-)]#?
• What is the molarity of 2 mol of #KI# dissolved in 1 L water?
• How many moles of ammonium nitrate are in 335 mL of 0.425M #NH_4NO_3#?
• Question #af319
• A student found that 53.2 mL of a 0.232M solution of NaOH was required to titrate 25.0 mL of an acetic acid solution of unknown molarity to the endpoint. What is the molarity of the acetic acid solution?
• What is the concentration (M) of sodium ions in 4.57 L of a 1.25 M #Na_3PO_4# solution?
• What would be the concentration of salt if #174*g# #NaCl# were added to #1000*mL# of water?
• Question #a1dd4
• What is the molarity of a solution made of 2.5 moles of #KNO_3# in 5 L of water?
• What is the molarity of a solution produced by dissolving 4 moles of sugar in 2 L of water?
• How many grams of #NaCl# in 50 mL of 0.75 M #NaCl# solution?
• What is the molarity if you dissolve 15 g of #FeCl_3# to make up 250 mL solution?
• A student dissolves 106 g of #Na_2CO_3# in enough water to make a 6.00 L solution. What is the molarity of the solution?
• How many grams of hydrogen peroxide #H_2O_2# must be added to 1,500 ml of water to produce a concentration of 1.33 M?
• Question #32a07
• If the hydronium ion concentration of a solution is #1.63 * 10^-8# #M#, what is the hydroxide ion concentration?
• What mass of #NaOH# is contained in 250.0 mL of a 0.400 M sodium hydroxide solution?
• What is the concentration of all ions present in .0200 mole of sodium phosphate in 10.0 mL of solution?
• What is the concentration of all ions present in .300 mole of sodium phosphate in 600.0 mL of solution?
• How much #KI# is present in .836 L of a 1.82 M solution, assuming the solvent is #H_2O#?
• If you evaporated 453. mL of a 6.5 M solution of iron (II) nitrite, what mass of iron (II) nitrite would you recover?
• How many grams of potassium carbonate are needed to make 200 mL of a 2.5 M solution?
• You have 18.0 g of aluminum metal, and a sample of 1.3M nitric acid in water. What volume of solution would you need to add to the metal to completely consume the aluminum according to the reaction below? 6 HNO3(aq) + 2Al(s) → 2 Al(NO3)3(aq)+ 3 H2(g)
• Question #fb855
• Question #959f8
• Question #fb741
• Question #6c3f7
• Question #76d46
• How are indicators used....?
• How many moles of solute particles are present in 1 mL (exact) of aqueous 0.033 M pyridine #C_5H_5N#?
• How many moles of solute particles are present in 1 mL (exact) of aqueous 0.0060 M #Ba(OH)_2#?
• What is the molality, molarity, and mole fraction of #FeCl_3# in a 22.2 mass % aqueous solution?
• If 25.21 mL of #NaOH# solution is required to react completely with .550 g #KHP#, what is the molarity of the #NaOH# solution?
• How many grams of water must be added to 455 grams of potassium sulfate in order to make a 1.50 M solution?
• What is the molarity of 40.0 grams of sodium hydroxide in 1.50 L of solution?
• What is the molarity of 4.10 grams of magnesium chloride in 300 mL of solution?
• Question #acc2c
• A solution is prepared from 8 grams of acetic acid (#CH_2CO_2H#) and 725 grams of water. What is the molarity of this solution?
• What is the molarity of a solution that contains 17 g of #NH_3# in .50 L of solution?
• A student measures 14.0 g of copper (II) nitrate and adds it to a 250 mL volumetric flask. What should be the recorded molarity?
• What is the most important unit of concentration in chemistry?
• What is the molarity of a solution with 20 moles of salt (#NaCl#) in 10 liters of solution?
• What is the molar concentration of sulfuric acid is we have an #"80% w/w"# concentration with #rho_"solution"=1.73*g*mL^-1#?
• Question #6ff77
• Question #c5ce9
• Question #11d9c
• Question #20ec1
• Question #9c19a
• Question #47d01
• What is the concentration of lead ions and sulfide ions in a saturated solution of lead sulfide (#PbS#) solution at 25°C?
• How many moles of solute are contained in 200 milliliters of a 1 M solution?
• What is the molarity of a solution of #NaOH# if 2 liters of the solution contains 4 moles of #NaOH#?
• How many moles of sodium hydroxide are in 500 mL of a 2.0 M #NaOH# solution?
• What is the molarity of a solution that has .93 moles of #NaOH# in 1.5 liters of solution?
• What is the molarity of 416.48 g #BaCl_2# dissolved in #2# #L# of water?
• What is the molarity of a solution of #KNO_3# that contains 404 grams of #KNO_3# in 2.00 liters of solution?
• Question #c66da
• What is the concentration of #15.6*g# of #"calcium chloride"# dissolved in a volume of #250*mL#?
• What is the molarity of a #6.50*g# mass of sucrose that is dissolved in a #450*mL# volume of solution?
• Question #85f29
• Question #47755
• How many grams of ammonium sulfate are needed to make a 0.25 L solution at a concentration of 6 M?
• How many grams of potassium chloride are required to many prepare 500.0 mL of a 0.100 M solution?
• What is the molarity of an #H_2SO_4# solution if 0.25 liter of the solution contains 0.75 mole of #H_2SO_4#?
• Question #fb50d
• How much of a 5.4 M sucrose solution should you use to make 81.0 mL of a 0.030 M solution?
• What is the molarity of a solution of ammonium chloride prepared by diluting 50.00 mL of a 3.79 M #NH_4Cl# solution to 2.00 L?
• What is the molar quantity of a #20*g# mass of citric acid, whose formula mass is #C_6H_8O_7#?
• Question #27b47
• If #pH=5.25#, what is #[H_3O^+]#?
• If #pH=12.5#, what is #[H^+]#?
• If you have exactly 1.00 L of sodium chloride solution that masses 1050 g, what is the molarity of the solution?
• Question #45686
• Question #10436
• Question #b6a41
• How are chlorine gas, and dihydrogen prepared from sodium chloride solutions?
• If 3.38 g of #CuNO_3# is dissolved in water to make a 0.450 M solution, what is the volume of the solution?
• What is the molarity of hydrogen ions in a 2.7 M solution of the strong acid #HCl#?
• A 3.0 mL sample of #HNO_3# solution is exactly neutralized by 6.0 mL of .50 M #KOH#. What is the molarity of the #HNO_3# solution?
• How many mL of 0.20 M hydrochloric acid is required to neutralize 100 mL of 0.80 M potassium hydroxide?
• What is the molarity of a solution with 73 g of #HCl# in 319 mL of solution?
• What is the molarity of a solution with 16 g of #CH_3OH# in 7 mL of solution?
• Question #002e5
• How many moles of sodium hydroxide are in 20.0 mL of a 0.50 M #NaOH# solution?
• How many moles of solute are present in 1.25 L of a 0.75 M #NaNO_3# solution?
• 734 mL of a 1.13 M calcium sulfate (#CaSO_4#) solution is diluted with 2.56 L of water. What is the new concentration in molarity?
• 516 mL of a 3.82 M sodium sulfate (#Na_2SO_4#) solution is diluted with 0.875 L of water. What is the new concentration in molarity?
• How do you calculate the molarity of a solution prepared by dissolving 95.5 grams of #KNO_3# in enough water to make 750 mL of solution?
• 295 mL of a 1.00 M ammonium chloride (#NH_4Cl#) solution is diluted with 2.25 L of water. What is the new concentration in molarity?
• How many moles of #CaCl_2# are in 250 mL of a 3.0 M of #CaCl_2# solution?
• What is the molarity of a solution containing 5.0 moles of #KCl# in 2.0 L of solution?
• What is the molarity of a solution that contains 3.25 moles of #NaNO_3# in 250 mL of solution?
• How many milliliters of 0.75 M solution can be made using 75 grams of lead (II) oxide (#PbO#)?
• What is the concentration of a solution that with a volume of 660 mL that contains 33.4 grams of aluminum acetate #Al(C_2H_3O_2)_3#?
• How many liters of a .88 M solution can be made with 25.5 grams of lithium fluoride (#LiF#)?
• What is the concentration of a 450 mL solution that contains 200 grams of iron (II) chloride?
• How many liters of 4 M solution can be made using 100 grams of lithium bromide?
• How many grams of #HCl# are required to prepare 250 milliliters of a 0.158 M solution?
• Question #25640
• Question #e049b
• How many grams of #NaOH# are required to prepare 200 mL of a 0.450 M solution?
• A solution contains 85.0 g of #NaNO_3#, and has a volume of 750 mL. What is the molarity of the solution?
• What is the molarity of a solution that contains 40 grams of #NaOH# in 0.50 liter of solution?
• What is the molality of acetone in a solution composed of 255 g of acetone, #(CH_3)_2CO#, dissolved in 200 g of water?
• What is the molarity of 1.0 mol of #KCl# in 750 mL of solution?
• What is the molarity of .50 mol of #MgCl_2# in 1.5 L of solution?
• What is the molarity of 400 g of #CuSO_4# in 4.00 L of solution?
• What is the molarity of .060 mol of #NaHCO_3# in 1500 mL of solution?
• How many moles of #H_2SO_4# are present in 0.500 L of a 0.150 M #H_2SO_4# solution?
• What is the molarity of a solution prepared by dissolving 107 g #NaI# in 0.250 L?
• What is the molarity of a solution composed of 5.85 g of potassium iodide, #KI#, dissolved in enough water to make 0.125 L of solution?
• How many grams of #KCl# are needed to make 500 mL of 2.45 M #KCl#?
• Question #f2bc2
• Question #8956f
• What is the molarity of a solution that contains 0.50 mole of #NaOH# in 0.50 liter of solution?
• Question #b33d8
• A #16.7*g# mass of sodium sulfate is dissolved in a volume of #0.125*L# of water. What is the concentration with respect to sodium sulfate?
• Calculate the molarity of the solute in a solution containing 14.2 KCl in 250 mL solution?
• What is the molarity of 2 moles of glucose in 4.00 L of a glucose solution?
• How many moles of #NaOH# are present in 15.0 mL of 0.110 M #NaOH#?
• What is the molarity of .450 mol of #NaOH# in 1.65 L of solution?
• What is the molarity of a solution with 0.2 moles of potassium permanganate (#KMnO_4#) dissolved in enough water to make a 500.0 mL solution?
• What is the molarity of a sucrose solution that contains 10.0 g of #C_12H_22O_11# (342.34 g/mol) dissolved in 100.0 mL of solution?
• What is the molar concentration of sulfate ions in a 0.150 M #Na_2SO_4# solution?
• How many moles of #NaOH# are in 10.0 mL of a 3.00 M solution?
• What is the molarity of a solution containing 12.0 g of #NaOH# in 250.0 mL of solution?
• What weight (in grams) of #KCl# is there in 2.50 liters of 0.50M #KCl# solution?
• What is the molarity of a solution made by dissolving 20.0 g of #H_3PO_4# in 50.0 mL of solution?
• Question #c3608
• How many grams of sodium sulfate (na2so4) are required to make 4.5 liters of a 3.0M solution?
• How many mL of a 3.2M NaOH solution is required to neutralize 74mL of a 12.4M HCl solution?
• How many moles of #HCl# are in 75.0 mL of 0.200 M solution?
• Question #9fe3d
• How many mL of a 2.00M #H_2SO_4# are needed to provide .250 mole of #H_2SO_4#?
• Question #33e87
• How many grams of #KI# must be dissolved in 250.0 mL of solution to form a 0.075 M solution?
• 2.00 L of 0.800 M #NaNO_3# must be prepared from a solution known to be 1.50 M in concentration. How many mL are required?
• How many moles of NaCl are in 0.350 L of a 1.5M solution?
• What is the molarity of 0.080 moles #NaHCO_3# in 1250 mL of solution?
• If 35.9 grams of #Ca(OH)_2# are dissolved in 535 mL of solution, what is the molarity of the solution?
• What volume of 18.0 M #H_2SO_4# is needed to contain 2.45 g #H_2SO_4#?
• How many moles of #Na_2CO_3# are there in 10.0 L of 2.0 M solution?
• Question #a667b
• Question #5eb7d
• What is the molarity of a #49.0*g# mass of phosphoric acid in a #2.00*L# volume of aqueous solution?
• What volume of 1.0 M #CuSO_4# would you need to make .750 L of a .20 M solution?
• What is the mass of the solute in 250 mL of 0.0520 M #NaOH# solution?
• If 10 drops of pyruvic acid (#HC_3H_3O_3#) are titrated with 20 drops of 0.25 M #NaOH#, what is the molar concentration of the pyruvic acid solution?
• How many moles of #H_2SO_4# are contained in 3.5 L of a 6.5M solution?
• Question #e3b02
• Question #91322
• Question #33e61
• What is the mass of #HCl# in a 500 mL sample of 6.0 M #HCl#?
• Question #eebf3
• What is the molarity of an #58.5*g# mass of sodium chloride dissolved in enough water to make #1*L# of solution?
• Calculating the heat of the reaction?
• How could #O_2(g)# react with water..?
• What is the molarity of .50 g of #Na# dissolved in a 1.5 L solution?
• A 350-mL solution contains 12.6 g #NaCl#. What is the molarity of the solution?
• Question #9d6d5
• A 0.67 L solution of ammonium sulfate, #(NH_4)_2SO_4# contains 0.81 mole of the solute. What is the approximate molarity of the solution?
• A 10.0 mL sample of a monoprotic acid is titrated with 45.5 mL of 0.200 M #NaOH#. What is the concentration of the acid?
• What occurs when silver is oxidized by #HCl#?
• What is the molarity of a solution created by mixing 3.7 moles of substance in 2.1 liters of solution?
• What mass of potassium hydroxide, #KOH#, is required to make #250# #cm^3# of a #0.5# #M# solution?
• What volume of 1.25 M #CaF_2# solution is needed to provide 4.00 mol #CaF_2#?
• What is the total number of grams of #NaI# needed to make 1.0 liter of a 0.010 M solution?
• How many grams of #CuF_2# are needed to make a 600 mL solution with a molarity of 0.250 M?
• How many liters of water need to be added to 22 moles of #KCl# to make a 0.2 M solution?
• How many moles of solute are needed to make a 0.5 L solution of 2.5 M #HCl#?
• What is the molarity of a solution that contains 8 g of #CaCl_2# in 400 mL of water?
• What is the molarity of a solution with 6 g of #NaOH# in enough water to make a 2 L solution?
• What is the molarity of a 500.0 mL solution containing 0.75 moles of solute?
• What is the molarity of a 2.0 L sodium hydroxide solution containing 10.0 grams of solute?
• How many moles of solute are contained in a 250.0 mL solution with a concentration of 2.5 M?
• Question #b312e
• A solution contains 225 g of glucose, #C_6H_12O_6#, dissolved in enough water to make 0.825 L of solution. What is the molarity of the solution?
• How much #NaNO_3# is needed to prepare 225mL of a 1.55 M solution of #NaNO_3#?
• If 18.25 g #HCl# is dissolved in enough water to make 500.0 mL of solution, what is the molarity of the #HCl# solution?
• I need help with this question it relates to blood volume in a medical setting?
• Question #c5f4d
• If 3.5 L of a 4.8 M #SrCl_2# solution is diluted to 45 L, what is the molarity of the diluted solution?
• What is the molarity of the chloride ion in 250 mL of a solution containing 1.90 g of #MgCl_2#?
• What is the #pH# of a #0.055*mol*L^-1# solution of sulfuric acid in water?
• How many moles are in 4 liters of 4 M #NaOH#?
• What is the molarity of a solution formed from 7.1 moles #BaCl_2# dissolved into .85 L of water?
• How many grams of #NaCl# are needed to make .1 L of 1.20 M solution of #NaCl#?
• Question #203f7
• Question #25bbf
• You have a 4.5 M solution of #Ca(OH)_2# What is the concentration of #OH#?
• Question #4b91e
• A solution of barium hydroxide, #Ba(OH)_2# contains 4.285 grams of barium hydroxide in 100 mL of solution. What is the molarity of the solution?
• How many milliliters of .45 M #HCl# will neutralize 25.0 mL of 1.00 M #KOH#?
• To a #0.1# #M# acetic acid solution with volume of #100# #ml#, #0.1# #M# #NaOH# solution is added. Now, the acetic acid concentration becomes #0.05# #M#. What are the number of molecules present in #100# #mu##L# of #0.1# #M# #NaOH# solution?
• Question #5f823
• Question #74d8d
• Question #f05f4
• Question #8c507
• What volume of 0.825 M #MnO_4 ^-# is needed to completely react with 50.0 mL of 0.520 M #Fe(II)#?
• What does the molarity of a solution indicate?
• What is the molarity of a NaOH solution if 28.50 mL are needed to titrated a 0.7154 g sample of KHP?
• What is the concentration of the ions in 3 L of 0.50 M #Al_2(SO_4)_3#?
• What is the molarity of a solution in which 6.9mol of potassium chloride is dissolved in water to a final volume of 1.8L?
• What is the molarity of a solution made by dissolving 39.4g of lithium chloride in enough water to make 1.59L of solution?
• How many moles of lithium nitrate are in 256 mL of a 0.855 M solution?
• How many grams of #NaOH# are in 500 mL of 0.175 M #NaOH# solution?
• How many moles of #KCI# are required to prepare 1.50 L of 5.4 M #KCl#?
• What is the molarity of a 2.4-liter solution containing 124 grams of HF?
• What is the molarity of a solution that contains 50.0 g of #Mg(NO_3)_2# per 225 mL of solution?
• If given 0.090 moles of sodium sulfate in 12 mL of solution, what is the concentration?
• What is the molarity of 1 mole of HCI in 5 liters of solution?
• What is the molarity of the masonic acid solution? #H_2C_3H_2O_4 + 2NaOH -> Na_2C_3H_2O_4 + 2H_2O#
• A solution contains 0.063 g of oxalic acid, #H_2C_2O_4 * 2H_2O#, in 250 mL. What is the molarity of this solution?
• A laboratory procedure calls for making 453.3 ml of a 2.62M salt solution. If the molar mass of the salt is 218 g/mol what mass is required?
• What is the molarity of an aqueous solution of sodium hydroxide produced when 35.0 ml of a 5.40 M solution was diluted to 890.0 ml?
• How many grams of #NaCl# are required to prepare 985 mL of 0.77 M #NaCl# solution?
• What volume of 12 M #HCl# solution is needed to prepare 5 liters of 0.0250 M solution?
• How many grams of #H_3PO_4# are in 175 mL of a 3.5 M solution of #H_3PO_4#?
• Question #9387a
• The molecular weight of NaCl is 58.44 grams/mole. If you had a 1.0 molar solution (1.0 M), you would have to put 58.44 g of salt in 1.0 liter of solution. How many moles of NaCl would you have in 100 mL of this solution?
• Question #d6ee2
• A standard nitric acid solution is prepared using 0.425 g of sodium carbonate, #Na_2CO_3#. What is the molarity of the acid if 33.25 mL are required to reach a permanent endpoint?
• Question #7c628
• Question #86c94
• What is meant by a #"20% solution"#?
• How does the #"normality"# of an #"oxalic acid"# solution relate to its #"molarity"#?
• How many grams of solute are present in 795 mL of 0.870 M #"KBr"#?
• What is the mass concentration of #"0.05 N"# #"HCl"#?
• What is the molarity for 23.4 g of sodium hydroxide in 250.0 mL?
• Solutions of calcium hydroxide and sodium hydroxide are prepared in water at equivalent concentrations. For which solution will #[HO^-]# be greater?
• Question #26921
• What is the molarity of the solution #.32 x 10^2 # moles of #CH_3COOH# in 20.0 liters of water?
• How many grams of NaCl are present in 350 mL of 0.020 M NaCL solution? (Remember that 1 mole NaCL = 58.44 grams g/mole.)?
• The molecular weight of Na is 58.44 grams/mole. To prepare a 0.50 M solution: how many grams of NaCI would you need in 1,000 mL of water?
• With a 0.5 M solution, many moles of NaCI would there be in 1,000 mL?
• To make a #0.10*L# volume of #[NaOH](aq)=0.15*mol*L^-1#, what mass of sodium hydroxide is required?
• Question #4e23c
• What molar quantity of potassium bromide is present in a #68.5*mL# volume of a solution whose concentration is #1.65*mol*L^-1# with respect to the salt?
• Question #516aa
• #18.9*g# of ammonium nitrate is dissolved in a #855*mL# volume of water. What is the concentration of the salt?
• 115 mL of a 2.35 M potassium fluoride solution is diluted with 1.28L of water. What is the new concentration in molarity?
• What is the molarity of a sodium chloride solution that contains #"3.8 moles"# of sodium chloride in #"2.5 L"# of the solution?
• Question #aa595
• Question #bbc92
• What is the mass of #NaCl# required to prepare 0.5 liters of a 2.5 molar solution of #NaCl#?
• What is the molarity of a solution that contains 9.63 grams of HCI in 1.5 liters of solution?
• How do you calculate the mass of NaCl required to prepare 0.5 liters of a 2.5 molar solution of NaCl?
• Glucose is an important sugar in many biochemical reactions. What is the molarity of a solution that contains 500 grams of glucose (Molecular weight 180.16 g/mol) in 0.72 liters of solution?
• Question #3f934
• How would you calculate the molarity of the following solution: 0.900 mol of #Na_2S# in 1.10 L of solution?
• How do you calculate the number of moles of solute in 98.97 mL of 0.1585 M #K_2Cr_2O_7 (aq)#?
• What molarity of sodium nitrate do you produce from 4 g of nitric acid and 3 g of sodium hydroxide?
• What is the molality of a water solution that contains a non-volatile solute and freezes at -2.25 degrees Celsius? The freezing point depression constant for water Kf is 1.86 degrees Celsius per mole.
• If 2.0 moles of a substance are dissolved in 2.0 liters of solution, what is the molarity of this solution?
• How do you define the concentration units mass percent and molarity?
• What is the molarity of 10.0 g of #KCI# in 0.500 L of solution?
• What volume of 0.123 M NaOH in milliliters contains 25.0 g NaOH?
• The pH of a solution is 2.57 at 25 degrees C. What is the molar concentration of hydronium ions? What is the molar concentration of hydroxide ions?
• What is the concentration if 0.350 mols of vitamin C is dissolved in water to give a final solution volume of 100.00 mLs?
• Question #93d51
• Question #57221
• What is the mass of calcium iodide required for a #2*L# volume of calcium iodide whose concentration is #2*mol*L^-1#?
• How do you calculate the number of grams of substance needed to make the following solution: #50# #"cm"^3# of #"NaOH (aq)"#, concentration #2# #"mol"# #"dm"^-3#?
• What is the molarity of a solution prepared by 45.04 grams of potassium (#K_2CO_3#) in enough water to make 500.0 mL of solution?
• For a litre volume, what is the mass of calcium chloride present in a #2*mM# solution of #CaCl_2#?
• What volume of concentrated #HCl# contains a mass of #125*g# #HCl#?
• How many molecules of glucose are in a xenopus oocyte if the total volume is 10 ul and the concentration of glucose is 10 mM?
• Question #414f4
• In which of the following solution metallic ion can be displaced by aluminium : (i)CuSO4(ii)NaCL(CaCl2(IV)MgSO4 ?
• What is the molarity of a hydrochloric acid solution prepared by diluting 200.0 mL of 0.500 M HCl to a total volume of 1.00 L?
• What precautions should be taken when preparing a concentrated solution of sodium hydroxide?
• Question #a3830
• How many total atoms are in 0.410 g of #P_2O_5?#
• What is the concentration of water?
• Question #6f712
• Question #66db7
• What is the solubility of #PbI_2#?
• Question #9cee6
• Question #a1580
• What mass of #"magnesium hydroxide"# is required to give a #1*L# volume of #[Mg(OH)_2]# whose concentration is #0.01*mol*L^-1# with respect to the hydroxide?
• Why do we multiply molar concentrations and not sum them, and why there's no squared sign here?
• What mass of #"nickel(II) chloride hexahydrate"# is present in a #250*mL# volume of #1.00*mol*L^-1# concentration?
• What mass of sodium chloride is present in a #250*mL# volume of #5.0*mol*L^-1# #NaCl(aq)#?
• What is #[CaCl_2(aq)]# when a #10.0*g# mass of this salt is dissolved in water to give a #1.2*L# volume?
• Question #67be9
• Why does a #23*g# mass of calcium hydroxide dissolved in a #400*mL# volume of water, have #[HO^-]-=1.55*mol*L^-1#?
• What are the total concentrations of ions in the following solutions?
• A mass of #30*g# of #KNO_3# was dissolved in water to give a #0.30*mol*L^-1# solution. What volume of water was used?
• How many liters of a 0.2 M NaOH solution are needed in order to have 1.0 moles of NaOH?
• If you had 325 grams of a 5.0% by mass solution of citric acid, how many grams would be the acid and how many grams would be water? How many moles of citric acid would it contain?
• Question #9609d
• What is the molality of a solution in which 15 g of #I_2# is dissolved in 500.0 g of alcohol?
• Question #f0b84
• What mass of lithium hydroxide is need to prepare a #250*mL# volume of #"LiOH"# at #0.33*mol*L^-1# concentration?
• A solution with a volume of 0.25 liters contains 20 grams of hydrogen fluoride, HF. What is the molarity of the solution?
• A vinegar bottle has a hydroxide concentration of #5.0*10^-12# #M#. What is the hydronium concentration?
• Given #1.0*mol*L^-1# solutions of #NaCl(aq)#, what are the masses of solute in.....?
• Question #52037
• Question #95b4e
• Question #f6853
• Question #5bff8
• What molar quantity of magnesium ion is present in a #1000*mL# volume of #0.50*mol*L^-1# #MgSO_4(aq)#?
• How do we prepare a #500*mL# volume of #0.077*mol*L^-1# solution with respect to sodium chloride? What is the #"osmolarity"# of this solution?
• A #1.5*dm^3# volume of #0.30*mol*dm^-3# #NaCl(aq)# was mixed with a #2.5*dm^3# volume of #0.70*mol*dm^-3# #NaCl(aq)#. What is the final concentration of #NaCl(aq)#?
• A #24.5*g# mass of sulfuric acid is dissolved in enough water to make a solution of #100*mL# volume. What is the concentration with respect to #H_2SO_4#?
• Question #98c55
• How many mL of 0.350 M solution contains 0.200 mol of solute?
• Question #1cf69
• Question #07829
• A molar volume of gas whose mass is #222*g*mol^-1# is confined in a #22.4*L# container. What is the density of the gas in #g*L^-1#?
• Suppose 26 g of calcium chloride CaCl2 (110.98 g / mol) are dissolved in water to make 200 mL of solution. How many times greater is the molarity of chloride ions (Cl − ) than the molarity of calcium ions (Ca2+ ) in the solution?
• What is the molarity of #NO_3^-# in each solution?
• Question #78d59
• What is the maximum number of moles of #KClO_3# that could form in the combination of 6.0 moles of #Cl_2# with 9.0 moles of #KOH#?
• Question #a22ae
• What is the molarity of a sulfuric acid solution prepared by diluting 500.0 mL of 1.00 M H2SO4 to a total volume of 2.50 L?
• A solution was prepared by dissolving 100 mg of protein X in 100 ml of water. Molecular weight of protein X is 15,000 Da; Avogadro’s number = 6.022x 1023. Calculate the molarity(M) of the resulting solution?
• What is the concentration of concentrated ammonia solution?
• Question #21243
• A #33.25*mL# volume of nitric acid was required for equivalence with a #0.425*g# mass of sodium carbonate. What is the concentration of the nitric acid?
• What is the resulting molarity of solution when 2g of NaOH is dissolved in 500 ml of water? (molar mass of NaOH=40.)?
• How many mL of a 0.124 moles/L solution of potassium permanganate contain 0.722 g of the salt?
• If molarity moles/liter, then how many grams of NaCl are needed to make 3.550 liter of a 1.30 M solution?
• A #5.00*mL# volume of acetic acid required a #45*mL# volume of #0.100*mol*L^-1# #NaOH# for equivalence. What is the concentration of the acetic acid solution?
• How many grams of #"CuSO"_4# would be dissolved in 5.1 L of 0.5 M #"CuSO"_4# solution?
• What is the normality of #0.3 M# of #H_3PO_4#?
• Question #46250
• Question #60376
• What is the molarity of the NaOH if 41.67 ml of this solution is needed to neutralize 0.2625 grams of pure 3H_2C_2O_4 + 2H_2O#?
• Question #79774
• 0.924 moles of a solute is dissolved in 250.0 mL of solvent. What is the molarity of the solution?
• What is the molarity of a solution made by dissolving 8.56 g of sodium acetate in water and diluting to 750.0 mL?
• What is the concentration of #"battery acid"#?
• Question #b93a3
• Question #fdf82
• 100mL solution of NaCl in water used 2.9g of salt. The final concentration is 0.50 M. express the concentration as a mass/volume %. How do these values compare to the molarity? Why? Show all calculations
• How many grams of NaCl are contained in 350. mL of a 0.287 M olution of sodium chloride?
• What occurs when hydrogen chloride reacts with ammonia?
• Question #31146
• What is the molarity if 90 grams of magnesium oxide is present in 750 mL of solution?
• What is the molar concentration of hydronium ion in pure water at 25 degrees C?
• What is the mass percent, molality and mole fraction of a solution made by dissolving 4g of sodium hydroxide in 90 g of water?
• Question #bb99a
• When 0.50 liter of 12 M solution is diluted to 1.0 liter, what is the molarity of the new solution?
• How concentrated is concentrated acid? What about dilute acid?
• If given the following solubilities, how do you calculate the #K_(sp)# for each compound?
• What mass of solute exists in a #1*L# volume of #0.650*mol*L^-1# #CaBr_2#?
• What mass of iron(ll) sulfate heptahydrate would completely react with approximately 10 ml of 0.010 M #KMnO_4#?
• Question #0297a
• What mass of sodium hydroxide (#NaOH#) is contained in 250#cm^3# of 0.02M sodium hydroxide solution?
• If #pOH=10.75#, what is the concentration of #[HO^-]# in the solution?
• Question #d232c
• Question #94bfd
• What is the concentration of potassium sulfate when a #0.65*mol# quantity is dissolved in #2.5*L# of aqueous solution?
• Question #33ba6
• Show that for a van der Waals gas, #((delC_V)/(delV))_T = 0#, where #C_V = ((delU)/(delT))_V#?
• Please help me to derive that #((delS)/(delT))_P = C_P/T# and #((delS)/(delT))_V = C_V/T#?
• Please help show that #((delT)/(delP))_S = (ValphaT)/C_P#?
• If 25.0 g of #K_2CO_3#, potassium carbonate, are dissolved in #450 cm^3# of solution, what is the molarity?
• In a 2.5 M #CaCl_2# solution, what is the molarity of the calcium ions?
• What mass of #Mg(NO_3)_2# is present in 145 mL of a .150 M solution of #Mg(NO_3)_2#?
• What is the molarity of a solution in which there are 25 gms of #Na_2SO_4# in 500 mL solution?
• A #17.2*g# mass of ethylene glycol was dissolved in a #500*g# mass of water to give a solution of #515*mL# volume. What are....?
• What is the molarity of a solution of containing a mass of #250*g# sodium chloride in a volume of #775*mL# water?
• What is the #"molar concentration"# of a mass of #21.9*g# mass of #"potassium chloride"# dissolved in #869*mL# of solution?
• What is the mass of lactic acid in a #1.5*L# volume of lactic acid at #0.0250*mol*L^-1# concentration?
• Question #bb229
• How is #"molarity"# defined?
• Question #2a46a
• Question #fdcdd
• How many grams of NaCl are in 225 mL of a 0.75 M NaCl solution? (The molecular weight of NaCl is 58.44 g.)
• Chemical Quantities and Calculations - All the question in the photograph please?
• Question #a64bf
• Question #02601
• A 259-mL sample of a sugar solution containing 1.02 g of the sugar has an osmotic pressure of 30.2 mmHg at 34.1°C. What is the molar mass of the sugar?
• How many moles of #"KOH"# are in a #"1 L"# of a #"9 M KOH"# solution?
• A #25*mL# volume of sodium hydroxide solution of #0.150*mol*L^-1# concentration is stoichiometrically equivalent to a #15.0*mL# of sulfuric acid. What is #[H_2SO_4]#?
• Question #d0e46
• Question #e8b23
• Question #21563
• Given that the molar mass of NaCl 58.44 g/mol, what is the molarity of a solution that contains 87.75 g of NaCl in 500. mL of solution?
• Question #0222b
• If 35 ml of the original 0.500 M #K_2Cr__2O_7(aq)# solution was evaporated to dryness, what mass #KaCr_2O_7(s)# would remain in the evaporating dish?
• What is the #H_3O^+# and the pH of a buffer that consists of 0.24 M #HNO_2# and 0.68 M #KNO_2#? (#K_a# of #HNO_2 = 7.1 x 10^-4#)?
• Question #bfaae
• Question #4f37f
• What mass of caustic soda are required to prepare a solution of #100*mL# volume that is #1.0*mol*L^-1# with respect to #NaOH#?
• Question #678e3
• Question #67a38
• How do I calculate the number of chloride ions in a solution?
• What is the molarity of a solution that contains 50 grams of NaOH dissolved in 250 ml solution?
• What mass of sodium hydroxide will neutralize 60.00 mL of 0.015 mol/L chloric acid?
• If 0.31 mol of #Na_2SO_4# dissolve in water to make 740 mL of solution, how would you find the molarity of the resulting solution?
• How do you determine the molar concentrations of #Na^+# and #PO_4^(3-)# in a 1.50 M #Na_3PO_4# solution?
• How do you calculate the molarity of 0.060 moles #NaHCO_3# in 1500. mL of solution?
• Question #ba790
• Question #3501f
• Does volume affect the number of moles of a gas?
• Question #622f7
• What is the molarity of 1.5 liters of an aqueous solution that contains 52 grams of lithium fluoride, LiF?
• A solution of sodium hydroxide is standardized against potassium hydrogen phthalate. From the following data, calculate the molarity of NaOH solution? (See details below)
• What is the molarity of 2 moles of a compound dissolved in 4 L of water?
• Question #e164a
• Question #1762a
• Question #324ec
• Question #8aa06
• How do you calculate the molarity of a solution prepared by dissolving 15.6 g of solid KBr in enough water to make 1.25 L of solution?
• If water is added to 100.0 mL of a 0.150 M sodium hydroxide solution unit the final volume is 150.0 mL, what will the molarity of the diluted solution be?
• Question #be392
• Question #6ddc0
• Question #00919
• A sample in a #1cm# cuvette gives an absorbance reading of #0.558#. If the absorptivity for this sample is #15000 L/(mol.cm)#, what is the molar concentration?
• Question #0ac55
• What are #[HO^-]#, and #[H_3O^+]# in the following solutions....?
• What are the mass fraction and the molar concentration of glucose (#M_text(r) = 180.16#) in 320 g of a solution that contains 40 g of glucose?
• What is the molar solubility of #Cd(OH)_2# given #K_"sp"=5.3xx10^-15#?
• Question #0a25a
• What volume of a #1.5*mol*L^-1# solution is required to deliver a #3.0*mol# quantity of solute?
• Question #a6c51
• Question #994e2
• Question #d42bf
• Question #dc364
• Does pure water have a concentration?
• Question #04e3a
• How do we prepare a #2.0*mol*L^-1# of #HCl# if #12*mol*L^-1# #HCl# is available...?
• Question #d4f50
• Question #87882
• What is the molality of a solution made from 5.61 moles of KCl and 2.11 kg of water?
• Question #f97c6
• Question #93e3a
• A #16*g# mass of sodium hydroxide is dissolved in enough water to give #2.0*L# of solution. What is the concentration of the solution in #mol*L^-1#?
• Question #1864b
• Question #83f4d
• If you dilute a solution that has 2.95 liters of a 8 M down to 1.425 L, what is the new molarity?
• In 1L of a 3M solution of sodium chloride, how many grams of sodium chloride are in the solution?
• Question #aeaf2
• Question #c20c9
• What is the formality of a #1.24*g# mass of #"copper sulfate pentahydrate"# in a #100*cm^3# volume of solution?
• What mass of sodium chloride is required in the following scenario?
• If you have 3 mol of glucose in 6 L of solution, what is the molarity of the solution?
• Question #a214a
• A 25.0 milliliter sample of #HNO_3(aq)# is neutralized by 32.1 milliliters of 0.150 M #KOH(aq)#. What is the molarity of the #HNO_3(aq)#?
• What is the #"normality"# of a #4.0*g# mass of sodium hydroxide dissolved in a #1.0*L# volume of water?
• What mass of sodium iodide is required to prepare a #250.0*mL# volume of #1.50*mol*L^-1# concentration with respect to the salt?
• Question #5bc2b
• Question #3917f
• What is the molality of a solution containing 18 grams of solute in in 0.5 kg of solvent?
• A solution has 3 moles of solute in two liters of water. What is its molarity?
• Why is there a need to have both molarity and molality?
• What is the molality of a solution in which 15 g of dissolved in 500. g of alcoholi?
• Question #f9cf5
• What is the molarity of a solution of #NaNO_3# (84.99 g/mol) which contains 11.8 grams of solute in a total volume of 93.9 mL?
• What is the molality of a solution containing 8 moles of solute in 3.2 kg of solvnent?
• What is the molarity of #53%"w/w"# #"HNO"_3#?
• What is the molarity of a .30 liter solution containing .50 moles of #NaCl#?
• What is the molarity of .289 moles of #FeCl_3# dissolved in 120 mL of solution?
• If a 0.075 liter solution contains .0877 moles of #CuCO_4#, what is the molarity?
• How many moles of #NaCl# are present in 500 mL of a 1.55 #NaCl# solution?
• How many moles of #H_2SO_4# are present in 1.63 liters of a .954 M solution?
• Are the concentrations of molar or normal solutions affected by temperature?
• Question #48b84
• What is the concentration of #85%# #H_3PO_4# in #mol*L^-1#?
• How many moles of sodium hydroxide is contained in a #65.0*mL# volume of #"sodium hydroxide"# that is #2.20*mol*L^-1# with respect to the base?
• What volume of #"lithium sulfite solution"# of #2.50*mol*L^-1# concentration would contain a mass of #422.55*g#?
• How do you calculate the experimental molality of the methanol solution from the freezing point of the solution?
• What is the concentration of an #18.9*g# mass of ammonium nitrate dissolved in an #855*mL# volume of solution?
• What is the molarity of a 50% rubidium hydroxide solution #"(w/w)"# whose density is #1.74*g*mL^-1#?
• Question #041b5
• What are the molarity AND molality of an ammoniacal solution composed of a mass of #30.6*g# with respect to ammonia, and #81.3*g# with respect to water, to give a solution whose density is #0.982*g*mL^-1#?
• Question #10f02
• A #=16.0*mL# volume of #0.130*mol*L^-1# #HCl(aq)# was mixed with a #12.0*mL# volume of #0.600*mol*L^-1# #HCl(aq)#. What is the resultant concentration?
• Question #769cb
• #0.50*mol# solute is dissolved in a #0.30*L# volume of solution. What is the molar concentration?
• What mass of caffeine is present in a #2.5*L# volume of solution whose concentration was #1.00*mol*L^-1# with respect to caffeine?
• A 30.00% (by mass) solution of #HNO_3# in water has a density of 1.18 g/cm^3 at 20°C. What is the molarity of #HNO_3# in the solution?
• Which one is more concentrated 1 molar NaOH or 1 molal NaOH aqueous solution? Explain?
• Question #091c8
• What is the structure of barium bromide in aqueous solution?
• How do you determine the molarity of 2.25 mole of sulfuric acid, #H_2SO_4#, dissolved in 725 mL of solution?
• What volume of nitric acid of #5.0*mol*L^-1# concentration is required to oxidize a #16*g# mass of #Fe^(2+)# ions?
• Question #83b7d
• What mass of solute is contained in a #675*mL# volume of solution that was #0.025*mol*L^-1# with respect to #"sodium sulfate"#?
• What is the molarity of a solution in which 1.20 moles of solute is dissolved in 3.00 L of solution?
• What is the molarity of #98%# #"H"_2"SO"_4#?
• Calculate the molarity of 1.5% w/v solution of PbCl2?
• Calculating an initial Cr2O72-(aq) concentration of 1.0 x 10-3 M and an initial C2H5OH(aq) concentration of 0.500M?
• A titration neutralizes 25mL of an unknown acid using 32 mL of 6.0 M KOH. What is the molarity of the unknown acid in the original solution?
• Vanillin, #C_8H_8O_3#, occurs naturally in vanilla extract and is used as a flavoring agent. A 39.1-mg sample of vanillin was dissolved in 168.5 mg of diphenyl ether, (#C_6H_5)_2O#. What is the molality of vanillin in the solution?
• Question #cba6e
• Question #9c009
• What ions are present when #"aluminum sulfate"#, #"ammonium carbonate"#, and #"calcium nitrate"# are dissolved in water?
• Question #37d0d
• Question #8632c
• What is the practical difference between #"molarity"#, and #"molality"#?
• Given a #1*L# volume of solution that is #1.25*mol*L^-1# with respect to #MgCl_2#, there are...? #"a. 2 moles of ions in solution."# #"b. 1.25 moles of ions in solution."# #"c. 2.5 moles of ions in solution."# #"d. 2 moles of ions in solution."#
• Determine the normality of sodium nitrate (NaNO3) solution formed when an additional 2 L of water was added to the reaction involving 200 mL of 0.35 M barium nitrate (Ba(NO3)2) and 300 mL of 0.2 M sodium sulfate (Na2SO4) as shown below.?
• What is #[H_3O^+]# in an aqueous solution whose #pOH=8.26#?
• What is the mol fraction of water in an aqueous solution of #"3 M NaOH"#?
• With respect to #NaOH(s)#, what is the concentration of #15.5*g# mass of sodium hydroxide dissolved in a #650*mL# volume of water?
• What is the molarity of a solution that contains #"5 moles"# of solute dissolved in a solution that is #"975 mL"#?
• Question #bd6a2
• If #"35.00 mL"# of #"0.211 M"# #"HCl"# was neutralized by #"34.60 mL"# of #"KOH"#, what was the concentration of #"KOH"#?
• What is the molar concentration of sulfuric acid given the following data?
• Question #bca11
• Is potassium hydroxide soluble in water?
• If I add 75 mL of water to 125 mL of a 0.15 M #NaOH# solution, what will the molarity of the diluted solution be?
• A #66.5*g# mass of a solute whose formula mass is #80.05*g*mol^-1# is used to prepare a solution of #315*mL# volume. What is its molarity?
• Question #efc79
• A solution of #H_2SO_4(aq)# with a molal concentration of 3.58 m has a density of 1.200 g/mL. What is the molar concentration of this solution?
• #48*L# of #HCl(g)# under standard conditions of #1*atm#, and #298*K# were dissolved in a #5*dm^3# volume of water. What is #[HCl]# in these circumstances?
• 68 mL of a 0.28 M CaCl2 solution is added to 92 mL of a 0.46 M CaCl2 solution. Determine the concentration of the combined solution. Show all work with units. How would you solve this?
• Which solution contains the biggest amount, in mol, of chloride ions? A. 20 cm3 of 0.50 mol dm−3 NH4Cl B. 60 cm3 of 0.20 mol dm−3 MgCl2 C. 70 cm3 of 0.30 mol dm−3 NaCl D. 100 cm3 of 0.30 mol dm−3 ClCH2COOH
• What mass of #C_9H_16ClN_5# is associated with a #0.100*L# volume of same with a concentration of #0.050*mol*L^-1#?
• What is the molarity of hydrochloric acid in a solution that contains a #3.65*g# mass of #HCl(g)# in #500*mL# aqueous solution?
• 0.040mol of (NH4)2Ni(SO4)2•6H2O is dissolved in water to give 200cm3 of aqueous solution. What is the concentration, in mol dm–3, of ammonium ions?
• Calculate the number of moles of #Cl^(-)# ions in 1.75 L of #1.0 xx 10^-3# M #AlCl_3#. How would you solve this?
• Question #bac27
• What is the molarity of the solution made by adding 5 mL of 0.1 M #HCl# to 45 mL of the water is 0.01?
• Question #b98fe
• What is the molality of a solution that contains 63.0 g #HNC_3# in 0.500 kg #H_2O#?
• How do you determine the percent by molarity and molality of 230 grams of sodium chloride dissolved in of 1025.0 g of water? Density of solution is 1.112g/mL.?
• How many grams of #CaCl_2# would be required to produce a 3.5 M solution with a volume of 2.0 L?
• How do you calculate the molarity of each solution 1.0 mol KCI in 750 mL of solution and then 0.50 mol #MgCl_2# in 1.5 L of solution?
• Question #eb759
• Question #90724
• A #45.33*mL# volume of #Sr(OH)_2(aq)# was titrated with a #19.81*mL# volume of #0.44*mol*L^-1# concentration. What is #[Sr(OH)_2]#?
• How do you convert from #%"w/v"# to molarity?
• What is the molarity of a solution that contains 0.00372 moles hydrochloric acid in #2.39 times 10^2# liters of solution?
• If 2.0 mL of 6.0M HCl is used to make a 500.0-mL aqueous solution, what is the molarity?
• What is the concentration of pure water at #298*K# given a #"density"# of #1.00*g*mL^-1#?
• Question #1c86b
• What is the molar concentration of potassium ion in a solution that is #73*"ppm"# with respect to #K_3[Fe(C-=N)_6]#?
• Question #32f25
• Question #802e7
• A salt solution has a volume of 250 mL and contains 0.70 mol of NaCl. What is the molarity of the solution?
• Question #c79f3
• What is the molarity of a solution of #H_3PO_4#, if 15.0 mL is neutralized by 38.5 mL of 0.150 M NaOH#?
• What is the molar concentration of a #6.8*g# mass of hydrogen peroxide, that is dissolved in a volume of #100*mL# of water?
• What is the weight (in g) of anhydrous Na2CO3 present in 250 mL of 0.25 N solution?
• You dissolve 0.74 g of potassium chloride in 500 mL of water. What is the molarity of the solution?
• A bottle of calcium bromide contains a bromide ion concentration of 0.10 mol/L. What is the concentration of the calcium bromide?
• What is the molarity of a #0.28*mol# quantity confined to a volume of #2.6*L#?
• Question #b9d82
• What is the molarity of a solution contains .250 moles of #KCl# in 8.00 L of solution?
• What is the molarity of a solution that contains .250 moles of KCI in 8.00 L of solution?
• #200# ml solution of #H_2O_2# completely oxidises 125g # Fe^+#. Find out the molarity and volume strength of #H_2O_2#?
• #"Solute 1"#, #"S1"#, has a molecular mass of #40.0*g*mol^-1#...what is...?
• Question #0fcf0
• What mass of #Cr(NO_3)_3*9H_2O# is required to make a #100*mL# volume of a solution that is #2.00xx10^-3*mol*L^-1# with respect to #Cr^(3+)#?
• Question #3e253
• What molar quantity of #HCl# is present in a #23.6*cm^3# volume of #0.1*mol*L^-1# concentration?
• What volume of 1.5M NaOH is needed to provide 0.75 mol of NaOH?
• What mass of solute is present in a #0.250*L# volume of #NaOH# solution, for which #[NaOH]-=2.50*mol*L^-1#?
• What is the molarity of a 0.350 L solution of #NH_4NO_3# containing 0.56 moles of solute?
• What is chloride ion concentration when....?
• How do we prepare a #100*mL# of a #0.010*mol*L^-1# solution of #Fe^(2+)# in aqueous solution...?
• 20.000 mL aliquots of a phosphoric acid solution with an unknown concentration is titrated with some 0.624 mol/L sodium hydroxide solution.The average volume of the sodium hydroxide added was 24.01 mL. What is the concentration of the phosphoric acid?
• #"60.0 mL"# of a #"6.07 M"# stock solution of sulfuric acid is diluted to #"1.42 L"#. What is the molarity of the diluted solution?
• What is the molarity of a sample of phosphoric acid if 15.00 ml of 2 M #KOH# was required to titrate 12 ml of the #H_3PO_4# sample?
• How many moles of potassium chloride are present in a #3*L# volume of #1*mol*L^-1# #KCl(aq)#?
• Question #80740
• What is the molar concentration of methanol if the mol fraction of methanol is #0.040# at #4^@ "C"#?
• Question #fa525
• How many grams of silver nitrate are needed to prepare 250 mL of standard 0.100 M silver nitrate solution?
• How many grams of #MgCl_2# would be required to produce a 4.5 M solution with a volume of 2.0 L?
• What would a 0.12M solution of an acid that ionizes only slightly in solution be termed?
• How many moles of potassium chloride, KCl, are needed to make 100.0 mL of a 2.0 M KCl solution?
• How do you calculate the molarity (M) of 157.6 g of #H_2SO_4# in 1.170 L of solution?
• What is the molality of a solution prepared by dissolving 0.100 mol of chloroform, #CHCI_3#, in 400.0 g of toluene?
• What is the molarity of concentrated nitric acid that has #rho=1.41*g*mL^-1#, and is #70%# concentrated, #"m/m"#?
• What mass of sodium hydroxide would be equivalent to a #20*mL# volume of acetic acid, for which #rho_"HOAc"=1.049*g*mL^-1#?
• Dissolving 120g of urea (mol.wt 60) in 1000g of water gave a solution of density 1.15 g/mL. What is the molarity of the solution?
• Question #8c3ef
• How do these potential error sources affect the molarity of acetic acid in the titration lab?
• Determine the molarity of a solution formed by dissolving 648 mg of MgCl2 in enough water to yield 150.0 mL of solution?
• What volume (in mL) of #".220 M"# ethanol solution contains #2.90 xx 10^-3# #"mol"# ethanol?
• What is the molarity of a salt solution made by dissolving 240mg of NaCl in 4ml of water? Assume final volume is the same as the volume of water.
• What is the molarity of an aqueous solution containing 22.5 grams of glucose in 25.5 mL of solution?
• Question #d9ade
• Question #18314
• Question #b8733
• Molarity and Ion Concentration: Two Questions?
• What mass of barium chloride is required to make a #100*cm^3# volume of #0.25*mol*L^-1# solution with respect to #BaCl_2(aq)#?
• When 1.00 mol of each compound below is dissolved in enough water to yield a 10.0 L solution, which solution contains the greatest concentration of ions?
• When 2.00 L of 1.00 M of #AgNO_3# and 1.25 L of 1.00 M of #CaI_2# fully react, what is the molarity of #Ca^2+#?
• What is the molarity of a NaOH solution if 26.55 ml are needed to titrate a .6939g sample of KHP?
• If #"NaCl"# is dissolved in water to raise its boiling point by #2.10^@ "C"#, what is the molarity? #K_b = 0.512^@ "C/m"#.
• Question #b844d
• What is the molar concentration of a #2%("weight"/"volume")# solution of sodium hydroxide?
• Calculate the volume in milliliters of 2.35 M potassium hydroxide that contains 13.5 g of solute?
• How do I calculate the molarity of 7.24 * 10^2 mL of solution containing 22.4 g of potassium iodide?
• How do I calculate the molarity of a solution prepared by diluting 87.44 mL of 0.743 M potassium chloride to 150.00 mL?
• How do I calculate the following quantity? Volume of 2.106 M copper (II) nitrate that must be diluted with water to prepare 670.2 mL of a 0.8351 M solution?
• Calculate the number of moles of solute in 497.2 L of 0.815 M sodium cyanide?
• How do I work out how many molecules there are in a #1*g# mass of water?
• If #6*g# urea is dissolved in #1*L# of water, what is the resultant concentration?
• Commercially available concentrated Hcl contains 38% Hcl by mass. (1) what is the molarity of the solution ( density of solution =1.19 g mL -1)? (2) What volume of concentrated Hcl is required is required to make 1.0 L of an 0.10 M Hcl?
• Calculate the molarity of a sodium hydroxide solution if 25.00 mL 0.100 M maleic acid requires 22.10 mL of NaOH to reach the endpoint?
• What is the concentration of pure toluene?
• What is the molarity of the acetic acid solution and what is the percentage by mass, of acetic acid in the solution? Assume the density of the solution is 1 g/mL.
• If it takes 33.2 ml of 0.1 M NaOH to neutralize 40 ml of HCl, then what is the molarity of the hcl?
• What is the difference between the concentration terms of #"molarity"#, and #"molality"#?
• Question #356ae
• What mass and volume of #"25% orthophosphoric acid"# is required for a #1.0*mol*L^-1# solution of #H_3PO_4(aq)#?
• What is the mass represented by #40*mmol# of calcium chloride?
• Question #46d57
• Calculate the volume of .00500 M solution needed to make 10.00 ml of the following? .00400 M solution .00300 M solution
• A solution is prepared by dissolving 10.8g ammonium sulphate in enough water to make 100ml of stock solution. A 10ml sample of this stock solution is added to 50ml of water. Calculate concentration of ammonium ions and sulphate ions in the final solution?
• Question #33e2d
• Question #9ae93
• How many grams of oxalic acid dihydrate (COOH)2 x 2H2O, is needed to prepare 525 mL of a .570 M solution?
• How many moles are present in a #1.50*L# volume of a semi-molar solution?
• Question #3cf29
• A #5.95*g# mass of potassium bromide were dissolved in #400*cm^3# water ... what was the concentration of the solution in #mol*L^-1#?
• How many moles of sodium hydroxide are required to prepare a #447.1*mL# volume of a solution that is #1.20*mol*L^-1# in the solute?
• Question #b1009
• How does #H_3PO_4# behave as an acid?
• Question #971c4
• A flask contains 85.5 g #C_12H_22O_11# (sucrose) in 1.00 liters of solution. What is the molarity?
• What mass of sodium hydroxide is needed to prepare 2.0L of 0.25mol L-1 of NaOH solution?
• Which one of the following is a 1 molar solution?
• What volume of the #"0.8-mol L"^(-1)# aluminium nitrate, #"Al"("NO"_3)_3#, solution contains #"85 g"# of the solute?
• Question #41a9a
• How much dihydrogen would evolve if sodium metal were dropped into water?
• Question #7d366
• What are the total number of ions in solution if a #25.0*g# mass of calcium chloride is dissolved in a #500*mL# volume of water?
• Question #d5f5d
• Question #49955
• What volume of #38%# #"w/w"# #HCl# with #rho_"solution"=1.19*g*mL^-1# is required to prepare a #1*L# volume of #HCl(aq)# whose concentration is #0.10*mol*L^-1#?
• What mass of barium chloride is present in a #100*mL# of barium chloride solution of #0.250*mol*L^-1# concentration?
• Question #792b1
• What is the concentration of copper when a #2*g# mass of the metal is dissolved in #400*mL# of water?
• Question #8efd1
• Question #9138e
• A #225*g# mass of glucose is dissolved in a #5*L# volume of water. What is the concentration of the solution? Do we have to account for volume change upon dissolution of the solute?
• Question #064c9
• How do we specify a concentration, given #0.02*mol# of calcium chloride dissolved in a volume of water?
• Question #fa843
• What is the concentration of a #40*g# mass of sodium hydroxide dissolved in #250*mL# of water?
• Estimate the number of moles of solute present in each of the following solutions 256 mL of 0.358 M Ca(NO3)2 and 4 liters of 0.516 M HBr??
• Question #5998a
• Question #50579
• An #18*mL# volume of #0.200*mol*L^-1# #Na_2SO_4# is mixed with a #15*mL# volume of #0.150*mol*L^-1# #NaCl#. What is the new concentration with respect to #[Na^+]#?
• Determine the molarity and nomality of the aqueous solution containing 100g of Al2(SO4)2?
• What weight of solute is needed to prepare 350mL of 0.6M Na2CO2?
• A 35 mL sample of concentrated H3PO4 (14.7M) is diluted to a final volume of 250 mL. a) what is the M of the final solution? b) How much solvent is added to the original solution?
• The density of an aqueous solution containing 10% of ethanol, C2H5OH, by mass is 0.984 g/mL. Calculate the a) M b) m of this equation c) What volume of the solution would contain 0.125 mole of ethanol? d) Calculate the mole fraction of water inthesolution
• Question #55516
• Question #d0c11
• Question #65301
• In #"1200 g"# of a saturated (#"40 M"#) solution of #"Na"_2"SO"_4# in water at #20^@ "C"#, what is the mass of solute found within it?
• What is the molar concentration of #"38% w/w HCl"#?
• What does #"mM"# mean?
• Question #4855b
• How do we prepare #1.00*mol*L^-1# #HCl(aq)# given #36.5%"(w/w)"# #HCl(aq)#?
• What is the molarity of an aqueous NaOH solution containing 20 g of NaOH and 400 g of water?
• Question #d2535
• What are the percentage and molar concentrations of a #20*g# mass of common salt dissolved in #80*g# water?
• What is the #"normality"# of a solution prepared by dissolving a #5*g# mass of sodium hydroxide in a #1*L# volume of water?
• Question #81d94
• 117 grams of NaCl are dissolved in water to make 500 mL of solution. Water is then added to this solution to make a total of one liter of solution. The final molarity of the solution will be?
• Question #d0d5a
• Question #00c6f
• Question #27485
• What is the molarity of a #"KOH"# solution with relative density #0.0028# and #%"w/w" = 40%#? The molar mass of #"KOH"# is #"56.1056 g/mol"#.
• What is the mass in grams of #"CaCl"_2"# in a #"3 M CaCl"_2"# solution?
• What is the #"molarity"# of a #35.67*g# mass of calcium chloride dissolved in enough water to make a volume of 1.0*L?
• Question #658b0
• If the molar mass of a material is #147.01*g*mol^-1#, what mass of the material is required for a #1*L# volume of a #0.1*mol*L^-1# solution?
• We have a volume #[H_3PO_4]-=2.0*N#. If this is to be reacted with an EQUAL volume of sodium hydroxide...what concentration with respect to #[NaOH]# is required?
• Question #11ea0
• What molar quantity is present in a #0.5*mL# of #5.0*mol*L^-1# acetic acid?
• Question #c0425
• Question #203c8
• How much water do I need to dissolve #95.2*g# magnesium hydroxide?
• What mass of salt is contained in a #200*mL# volume of solution that is #0.10*mol*L^-1# with respect to #KCl(aq)#?
• Question #b6f4c
• What volume of #0.315*mol*L^-1# #NaOH# is required to deliver #6.22*g# of #NaOH#?
• What is the concentration of chloride ion in a solution composed by mixing #447.2*mL# of #0.216*mol*L^-1# #NaCl#, and #100.8*mL# of #0.358*mol*L^-1# #CaCl_2#. Why would this not be applicable to a solution of #PCl_3# added to water?
• A #5*g# mass of sodium chloride, and an #8.2*g# mass of sodium sulfate are dissolved in a #200*mL# of aqueous solution. What is #[Na^+]#?
• What is the molarity for a solution with a mol fraction of #0.195# for the potassium nitrate solute? Its density is #"1.36 g/mL"#.
• Calculate the molarity (in mol/L) of #"K"^(+)# ions present in an aqueous solution prepared by adding #"23.4 mL"# of #9.32*10^(-1)"M"# aqueous #"K"_2"SO"_3# to #"185 mL"# of water? Report your answer to three significant figures.
• Question #61472
• Question #6d652
• An aqueous stock solution is #36.0%# HCl by mass and its density is #"1.18 g/mL"#. What volume of this solution is required to make #"1.00 L"# of #"1.75 mol/L"# #"HCl"_((aq))#? Give your answer in millilitres, accurate to three significant figures.
• Question #ed6fd
• Question #1c29c
• If a sulfuric acid solution is reported as #"3 Normal"#, what is its molar concentration?
• Question #95762
• Question #53e9b
• Question #f2952
• Question #06777
• Question #0bd93
• Question #1f4c5
• What is the concentration of sodium ions in a solution obtained by dissolving #"3.25 g"# of sodium phosphate, #"Na"_3"PO"_4#, in enough water to make #"250.0 mL"# of solution?
• Question #322e0
• Question #b7992
• Question #5498c
• Question #bf497
• Question #32650
• Question #85f01
• Question #fc5c1
• As a novice (so need very plain answers but with enough detail), what is a measurement of normality in chemistry, why do we need it and how do I calculate it?
• Question #4f6f6
• What mass of sodium hydroxide is present in a #40%# #"m/m"# solution of #"sodium hydroxide"#?
• Question #2b688
• Question #d351f
• How can I solve this ?? dentify the electrolyte solution with the largest concentration of ions. A. 1.0 moles KOH in 2.0 L water B. 1.0 moles AlCl3 in 2.0 L water C. 1.3 moles MgCl2 in 3.0 L water D. 1.5 moles NaCl in 4.0 L water
• A chemist prepares a solution by dissolving 3.533 g of NaNO3 in enough water to make 200 mL of solution. What molar concentration of sodium nitrate should appear on the label? If 275 mL?
• Question #cd8a6
• Oxalic acid, #H_2C_2O_4#, occurs as the potassium or calcium salt in many plants, including rhubarb and spinach. An aqueous solution of oxalic acid is 0.585 molal #H_2C_2O_4#. The density of the solution is 1.022 g/mL. What is the molar concentration?
• What is the molarity of NaCl when 3.46 g of NaCl is dissolved in water to form 50.0 mL of solution?
• Question #1550e
• What is the concentration of a mass of #90*g# of common salt dissolved in a #5.0*L# of solution?
• Question #cd3c6
• Question #c27d4
• Question #01e41
• How many moles of each element are present in 1.000L of a 0.295 M solution of sodium chloride?
• Calculate the concentration in #"g dm"^-3# of chloride ions in a #"0.25-M"# potassium chloride solution?
• What is the concentration in molarity of a 250 mL solution made with 43.4 grams of LiBr?
• What mass of NaCl is needed to make 2.50 L of a 2.20 M of a NaCl Solution?
• You have 2.5L of .14M salt solution, how many grams of salt would be needed to make this solution?
• What is molarity of a solution containing 10 g of NaOH in 500 mL of NaOH solution?
• If 11.08 mL of 0.1111 M NaOH were required to neutralize 25.00 mL of a monoprotic acid, what was the concentration of the acid?
• A student mixes 0.79 grams of sodium carbonate into 50 mL of water. What is the molarity of the sodium carbonate solution?
• Calculate the concentration of an ammonia #(M_M = "17 g/mol")# solution that is #15%# #"NH"_3# and has a density of #"0.90 g/mL"# ?
• What is the molarity of a solution that contains 3.25 moles of #"KCl"# in 2.25 L of the solution?
• A particular drain cleaner contains #"NaOH"#. What is the value of #["OH"^(-)]# in a solution produced when #"15.0 g"# of #"NaOH"# dissolves in enough water to make #"375 mL"# of solution?
• Calculate the mass of #"CuSO"_4 * 5"H"_2"O"# needed to prepare #"100.00 mL"# of a #"0.05000-mol/L"# solution?
• How many grams of KI are required to make 550.0 mL of a 1.50 M KI solution ?
• Calculate the molar concentration of the solution in 2 liters of which contained 58 g of lead(II) nitrate?
• How many liters of 4.00 M solution can be made using exactly 100.0 grams of lithum bromide?
• How many moles are present in #"25 cm"^3# of #"0.2 M"# sodium hydroxide solution?
• How many moles of NaOH are present in 18.5 ml of 0.130 M NaOH?
• What is the concentration of H+ in a 0.121 M HCl solution?
• How many moles of #"H"_2"SO"_4# are present in #"0.500 L"# of a #"0.150-M"# #"H"_2"SO"_4# solution?
• A solution is prepared by dissolving 5.6 g of KOH is 250 ml of it. Calculate the molarity of the solution?(molar mass KOH: 56 g/ mol) [Ans. : 419M]