Gas Laws Review

Boyle's PV law : When _______ is held constant, the pressure and volume of a gas are ________ proportional

• temperature, equally

• temperature, inversely

• mass, equally

• mass, inversely

Whose law states that as pressure goes up, volume goes down?

• Mazias

• Boyle

• Charles

• Aglow

Charles' Law States...

• As Volume goes up temperature goes up 

• As Pressure goes down volume goes down 

• As Pressure goes up volume goes down

• As Pressure goes up temperature goes up

You leave a soccer ball outside in the winter. Will the ball end up flatter than it was before?

• Only if it's REALLY cold

• No

• Only if it has a leak

• Yes

As temperature rises ___________.

• an atom's kinetic energy decreases

• an atom's kinetic energy increases

• an atom's kinetic energy stays the same

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?

• 60.0 mL

• 15.0 mL

• 27.5 mL

• 32.5 mL

Match the following units to their names.

• mol

• Pressure

• L

• Moles

• mmHg

• Pressure

• K

• Volume

• atm

• Temperature

The pressure on a tank containing 0.3 moles of oxygen is 4.5 atm, and the temperature is 150 K. What is the volume of the gas?

(R = 0.0821)

• 0.821 L

• 8.21 L

• 82.1 L

• 821 L

If you have 40 L of a gas at 6 atm, and 275K, how many moles will you have?

(R = 0.0821)

• 10.6 mol

• 0.1 mol

• 150.5 mol

• 81.2

A sealed container holds a mixture of Neon and Helium. The Neon has a Pressure of 2.25 atm. If the total Pressure in the container is 7 atm, what is the Partial Pressure of Helium?

• 4.75 atm

• 9.25 atm

• 3.11 atm

• 15.75 atm