Answers edited by Anirudh E.

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• A sample of chlorine gas has a mass of 39.2 grams. How many #Cl_2# molecules are there in the sample?
  
• The plasma membrane is composed of ___% phospholipids?
  
• Question #998fe
  
• Question #7001d
  
• What volume is occupied by a #64*g# mass of oxygen gas confined in a piston under conditions of #"STP"#?
  
• Question #82478
  
• Question #a1b5c
  
• How do scientists estimate the number of galaxies in the universe?
  
• Question #47032
  
• How do you evaluate tan(3π/4)?
  
• How do you find the lengths of the arc on a circle of radius 9 feet intercepted by the central angle #60^circ#?
  
• In the southern hemisphere, would a tornado spin in the opposite direction due to Coriolis effect?
  
• What are mitochondria?
  
• Question #8c2dd
  
• Who "modernized" the periodic table?
  
• How do you round 24982 correct to 1 significant figure?
  
• How do you evaluate #\frac { 3} { 7} + \frac { 5} { 14}#?
  
• Question #6b33e
  
• Question #cbf01
  
• A cross country runner runs 100 km in 80 minutes. What is his average speed?
  
• Question #4d72c
  
• What is the role of endorphins in our body?
  
• Question #e811e
  
• How do you evaluate #-32- 74#?
  
• Can you combine #\frac { 4x + 2} { 3x ^ { 2} - 6x - 24} + \frac { 9} { 3x ^ { 2} - 15x + 12}# into a single term?
  
• How do you solve #\frac { 3v - 7} { 2} + \frac { v - 9} { 4} = 10?#
  
• How do you solve #3+ \frac { 1} { 9} x = \frac { 1} { 5} x#?
  
• How do you find the number of possible positive real zeros and negative zeros then determine the rational zeros given #f(x)=8x^3-6x^2-23x+6#?
  
• Find the quotient of 5/9 times 2/3?
  
• Question #9830c
  
• Question #9caeb
  
• How are potassium atoms formed from potassium ions?
  
• 62 is 90.5% of what number?
  
• How do I find the exact value of cos(2sin^-1(12/13))?
  
• Question #c7df4
  
• Question #c6955
  
• How do you simplify #(\sqrt{2})(\sqrt{2})#?
  
• Question #16b9b
  
• The area of a rectangular land is 500 sq.m.If the length is decreased by 3m and breadth is increased by 2m.then land formed a square.let us write by calculating the length and breadth of land?
  
• How does the rock cycle help us to learn Earth's past?
  
• How do you simplify #sqrt(2b^5)/sqrt(14c^2)#?
  
• How do you explain the electrochemical theory of corrosion?
  
• Question #11d3f
  
• The thallium (present as #Tl_2SO_4#) in a #9.486# g pesticide sample was precipitated as Thallium(I) iodide. Calculate the mass percent of #Tl_2SO_4# in the sample if #0.1824# g of #TlI# was recovered?
  
• What is glycogen made up of?
  
• What is the hybridization of the central atom in #NO_3^-#?
  
• How do urban communities compare to rural communities?
  
• How many red fish did fisherman catch?
  
• Question #ab4db
  
• How many significant figures are in 0.04050?
  
• Question #39bc1
  
• What occurs to the concentration of a salt solution of #79*mL# volume if #10*mL# of solution are discarded?
  
• Suggestion?
  
• Question #5d006
  
• How do you solve #T = M(4+FG)# for #F#?
  
• How do you write the standard form of a line given (1, 5), m = -3?
  
• Question #c8810
  
• How do you subtract #-1\frac { 7} { 10} - \frac { - 3} { 5} #?
  
• What is the complex conjugate of #z = 9 - 5i#?
  
• Question #9637f
  
• There are 6 red, 4 green, and 8 white marbles in a bag. What's the probability of drawing with replacement first a red marble and then a green marble?
  
• Question #9bfe7
  
• Question #06320
  
• Question #27a95
  
• What is the electron configuration of #"Na"^(+)#? How many paired electrons does it have?
  
• To which part of a water molecule would #Li^+# be attracted?
  
• Question #e9bd2
  
• In circle C,r = 32 units. What is the area of circle C?
  
• What is the area and perimeter of a semicircle with a diameter of 10 cm?
  
• Question #0ea67
  
• A pipe is leaking at 1.5 cups per day . How many gallons per week is the pipe leaking?
  
• Question #00409
  
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