Gas Laws Quiz

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

A Balloon is inflated by filling it with Helium

Which Individual Gas Law is this an example of?

• Boyle

• Charles

• Dalton

• Avogadro

Which of the following would increase the (gas) pressure of a system?

• Increase the Temperature
• Pump in more gas
• Decrease the volume
• All of these

Which container will have lower pressure?

• left

• right

• they both have the same pressure

• you need more information

A student inflates a balloon with helium then places it in the freezer. The student should expect

• the balloon's volume to increase

• the balloon's volume to decrease

• the balloon's moles to increase

• the balloon's moles to decrease

What describes the motion of a Gas Molecule?

• Molecules are far apart

• Move in constant, random motion

• It will travel in a straight path

• All of the above

Volume and moles have a ______ relationship.

• direct

• inverse

• linear

• exponential

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

What is the pressure of a car tire that had an initial pressure of 1.8 atm but was heated from 38°C to 123°C?

• 0.9 atm

• 2.3 atm

• 1.6 atm

• 3.4 atm

What volume of methane gas at 273 K and 101.33 kPa do you have when the volume is decreased to 0.50 L, with a temperature of 300 K and a pressure of 151.99 kPa.

• 0.68 L

• 0.82 L

• 0.50 L

• 0.37 L