Measuring Gas Pressure

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Questions

• What is used to measure gas pressure in a closed container?
• What tool is used to measure gas pressure?
• What units are used to measure gas pressure?
• What is Boyle's law?
• What is an example of a gas pressure practice problem?
• What are some common mistakes students make when measuring gas pressure?
• What is an example of a Boyle's law practice problem?
• How do Boyle's law and Charles' law differ?
• How can I measure gas pressure?
• How does Boyle's law affect the human body?
• How does Boyle's law affect hot air balloons?
• How does temperature affect boyle law?
• What is Boyle's law formula?
• Is temperature constant in Boyle's law?
• When was Boyle's law created?
• Using Boyle's law why is a graph showing the relationship between pressure and volume not linear?
• What equation encompasses Boyle's law and the relationship between pressure and temperature when the volume is constant?
• According to Boyle's law, is pressure directly or inversely related to temperature?
• According to Boyle's Law, if the temperature of a gas stays constant, does the volume decrease the pressure?
• What are units used to measure gas pressure?
• What happens to the volume of gas as the temperature of a gas increase at a constant pressure?
• What causes gas pressure in a container?
• Do molecules of the ideal gas at a particular temperature have the same kinetic energy?
• The STP volume of an ideal gas is #2.78# #m^3#. What is the pressure of the sample at #1.75# #m^3# and #27°C#?
• Question #961df
• What does STP stand for?
• What is the STP of #H_2# in chemistry?
• What are the variable of gases that we measure?
• When #"32.4 mL"# of liquid benzene (#C_6H_6#, #rho = "0.879 g/mL"#) reacts with #"81.6 L"# of oxygen gas, measured at #"1.00 atm"# and #"25°C"#, #1.19xx10^3 "kJ"# of heat is released at const. pressure. What is #DeltaH^@# for the following reaction?
• Gas X has a mass of 28.02 amu and gas Y has a mass of 32 amu. Which gas will diffuse faster?
• 20 cubic inches of a gas with an absolute pressure of 5 psi is compressed until its pressure reaches 10 psi. What is the new of volume of the gas?
• #CO_2# gas, in the dry state, may be produced by heating calcium carbonate. #CaCO_3 (s)DeltaCaO(s) + CO_2(g)#. What volume of #CO_2#, collected dry at 55 C and a pressure of 774 torr, is produced by complete thermal decomposition of 10.0 g of #CaCO_3#?
• Suppose that 1.28 g of neon gas and 2.49 g of argon gas are confined in a 9.87-L container at 27 C. What would be the pressure in the container?
• Standard temperature and pressure are defined as what?
• Aballoon contains 6.0 moles of helium. A hole in the balloon lets 4.0 moles of helium escape the balloon. How many atoms of m remain in the balloon?
• The volume of a gas is reduced from 4 L to 0.5 L while the temperature is held constant. How does the gas pressure change?
• If 4 moles of gas are added to a container that already holds 1 mole of gas, what happens to the pressure inside the container due to the change in the amount of gas?
• The volume of a gas is reduced from 4 L to 0.5 L while the temperature is held constant. How does the gas pressure change?
• If the volume in a syringe is doubled, what happens to the pressure?
• How many moles of oxygen are lost in the following problem?
• What is a pressure of 101.3 kPa equal to?
• A sample of an ideal gas has a volume of 2.26 L at 289 K and 1.03 atm. How do you calculate the pressure when the volume is 1.64 L and the temperature is 308 K?
• An open flask sitting in a lab fridge looks empty, but it is filled with a mixture of gases called air. If the flask volume is 2.50 L, and the air is at standard temperature and pressure, how many gaseous molecules does the flask contain?
• Container A holds 757 mL of ideal gas at 2.60 atm. Container B holds 164 mL of ideal gas at 4.80 atm. If the gases are allowed to mix together, what is the resulting pressure?
• After 0.600 L of #Ar# at 1.40 atm and 210 #"^o#C is mixed with 0.200L of #O_2# at 398 torr and 120 #"^o#C in a 400 -mL flask at 29 #"^o#C, what is the pressure in the flask?
• A canister contains 25 kPa of #CO_2#, 7.50 kPa of #N_2#, and 52.5 kPa of #O_2#. What is the total pressure within the canister?
• What pressure will be exerted by 25.0 g of #CO_2# at temperature of 25 C and a volume of 500. mL?
• What is the pressure in millimeters of mercury of 0.0130 mol of helium gas with a volume of 208 mL at a temperature of 30 C?
• A certain mass of #CaC_2# reacts completely with water to give 64.5 L of #C_2H_2# at 50.0 C and 1.00 atm. If the same mass of #CaC_2# reacts completely at 400.0 C and P = 1.00 atm, what volume of #C_2H_2# will be collected at the higher temperature?
• A sample of nitrogen dioxide gas occupies #625 cm^3# at 70.0 °C and 15.0 psi. What is the final Celsius temperature if the volume is #545 cm^3# at 15.0 psi?
• Gases are sold in large cylinders for laboratory use. What pressure in atmospheres will be exerted by 2500 g of oxygen gas (O2) when stored at 22°C in a 40.0 L cylinder?
• What is the pressure in a 19.3-L cylinder filled with 16.7 g of oxygen gas at a temperature of 319 K?
• What is the pressure in a 10.0-L cylinder filled with 0.460 mol of nitrogen gas at a temperature of 314 K?
• A250. mL sample of gas at 1.00 atm and 20 degrees Celsius has the temperature increased to 40 degrees Celsius and the volume increased to 500. mL. What is the new pressure?
• A sample of chlorine gas occupies a volume of 946 mL at a pressure of 726 mmHg. What is the pressure of the gas (in mmHg) if the volume is reduced at constant temperature to 154 mL?
• A 500 mL sample of oxygen gas at 760 mmHg is compressed to 100 mL. What is the new pressure?
• Oxygen gas is at STP when it occupies a volume 5.5 liters. To what temperature should it be raised to occupy a volume of 9.0 liters?
• The temperature of a fixed mass of gas in a rigid container is raised from 28.00 degrees Celsius to 88.00 degrees Celsius. The initial pressure was 1000 mmHg. What is the new pressure, after heating?
• A sample of carbon dioxide occupies a volume of 3.50 L at 125 atm pressure. What pressure would the gas exert if the volume was decreased to 2.00 L?
• A 3.4 g sample of carbon dioxide (#CO_2#) gas is confined to a 450 mL rigid container at 55 deg C. How can you determine the pressure in the container?
• A 20.0 mL sample of a gas is at 546 K and has a pressure of 6.0 atm. If the temperature is changed to 273 K and the pressure to 2.0 atm, the new volume of the gas is what?
• A tire has a pressure of 780 mmHg at 27 deg C. If the tire is heated to 47 deg C on hot pavement, what will the new pressure be?
• Using the temperature-pressure relationship, why you should check your tire pressure when the temperature changes?
• As the temperature of the gas in a balloon increases, what happens?
• The equilibrium constant for the reaction: #PCl_5 rightleftharpoons PCl_3 + Cl_2# is 0.0121. A vessel is charged with #PCl_5#, giving an initial pressure of 0.123 atmospheric. How do you calculate the partial pressure of #PCl_3# at equilibrium?
• A breathing mixture used by deep sea divers has a total pressure of 101.4 kPa and contains hellum, oxygen and carbon doxide. What is the partial pressure of oxygen if #P_(He) = 82.5 kPa# and #P_(CO_2) = 0.4 kPa#?
• The gas in a container is at a pressure of 3.00 atm at 25°C. Directions on the container wam the user not to keep it in a place where the temperature exceeds 52°C. What would the gas pressure in the container be at 52°C?
• If a gas at 25°C occupies 3.60 liters a pressure of 1.00 kPa, what will be its volume at a pressure of 2.50 kPa?
• Question #d400a
• Is gas volume of 444 mL at 273K and 79.0 kPa. What is the final kelvin temperature when the volume of the gas is changed to 1880 mL and the pressure changed to 38.7 kPa?
• Question #340cb
• What gases can be collected by water displacement?
• How do you find the pressure of 214 moles air in a 25L scuba tank at 290 K?
• For the reaction below, #K_c=1.8xx10^-6# at 184°C. What is the value of #K_p# for the following reaction (also below) at 184°C?