Gas Laws Quiz (General+3 Gas Laws)

A student measures the initial 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 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

If a balloon is filled with 6.5 L of air when the temperature is 308K. What is the new volume of the balloon be if the temperature is decreased to 273K?

• 6.6 L

• 7.3 L

• 4.5 L

• 5.8 L

What is the new pressure of a car tire that had an initial pressure of 1.8 atm at a temperature of 10°C was heated on a hot day to 49°C?

• 5.8 atm

• 2.05 atm

• 88.2 atm

• 8.82 atm

If a hairspray can is heated, what can be expected of the pressure of the gas inside the can?

• The pressure will increase

• The pressure will decrease

• The pressure will remain constant

• The pressure will equalize

Which of the following is NOT a pressure unit?

• mm Hg

• K

• atm

• psi

Inversely proportional means as one value increases the other............. 

• increases 
• decreases 
• stays the same 
• goes to zero

Temperature describes the ______________ of particles.

• average potential energy of the particles

• average mass of the particles

• average kinetic energy of the particles

• average volume of the particles

In order to convert to Kelvin, you add ______ to the Celsius measurement.

• 372
• 273
• 237
• 732

What is the BEST explanation for the pressure inside a container?

• Pressure is caused by particles colliding with the walls of the container.

• Pressure is caused by the potential energy of particles

• Pressure is caused by mass of the container.

• Pressure is caused by the forces needed to break the bonds holding molecules together.