Section 14.2 Study Guide Quiz

A gas that has a pressure of 2 atm and a volume of 10 L.  What would be the new volume if the pressure was changed to 1 atm?

• P1/T1 = P2/T2
• P1V1 = P2V2
• V1/n1 = V2/n2
• PV = nRT

A sample of a gas has a volume of 852 mL at 298 K. What temperature is necessary for the gas to have a volume of 945 mL?

• Pt = P1 + P2 + P3 + ...
• P1V1 = P2V2
• V1/T1 = V2/T2
• P1V1/T1 = P2V2/T2

If a nitrogen gas occupies a volume of 500 ml at a pressure of 0.971atm. What volume will the gas occupy at a pressure of 1.50 atm?  

• P1V1 = P2V2
• PV = nRT
• P1/T1 = P2/T2
• V1/n1 = V2/n2

Determine the number of moles in a container of gas at STP with a volume of 99.2 L. 

• V1/n1 = V2/n2
• PV = nRT
• P1/T1 = P2/T2
• V1/T1 = V2/T2

A sample of gas with a volume of 30.0 mL at 25.0^oC is heated to 50.0^oC.  What is the new volume of the gas?

• P1V1 = P2V2
• P1/T1 + P2/T2
• PV = nRT
• V1/T1 = V2/T2

A gas fills a balloon at a temperature of 27 ^oC and 1 atm of pressure. What will the pressure of the balloon be if the gas is heated to 127 ^oC?

• P1V1 = P2V2
• PV = nRT
• P1/T1 = P2/T2
• V1/T1 = V2/T2

A 220.0 mL sample of helium gas is in a cylinder at 105 kPa and 275 K. The piston is pushed in until the sample has a new temperature of 310 K and new pressure of 150 kPa. What is the new volume of the gas? 

• P1V1/T1 = P2V2/T2
• PV = nRT
• P1V1 = P2V2
• Pt = P1 + P2 + P3 + ...

A gas is at a pressure of 12 atm, a volume of 23 L, and a temperature of 200K. If the pressure is raised to 14 atm,  and the temperature is increased to 300K. What is the new volume of the gas?

• P1V1/T1 + P2V2/T2
• PV = nRT
• P1V1 = P2V2
• P1/T1 = P2/T2

The gas in the container is at a pressure of 3.00 atm at 298 K.  What would be the pressure in the container at 325 K?

• P1/T1 = P2/T2
• P1V1 = P2V2
• V1/T1 = V2/T2
• PV = nRT

A student measures the pressure and volume of an empty water bottle to be 1.4 atm and 2.3 L. She then decreases the pressure to 0.65 atm. What is the new volume?

• 2.1 L

• 5.0 L

• 8.2 L

• 3.9 L