Gas Laws and Kinetic Molecular Theory Quiz

According to Boyle’s Law, when the pressure of a gas decreases, the volume will _____.

• stay the same

• increase

• decrease

• become zero

Which of the following would cause the volume of a gas to increase, assuming temperature does not change?

• decreasing the pressure of the gas

• decreaing the number of gas particles

• increasing the pressure of the gas

• cooling the container

When the temperature of a gas triples, the volume will _____.

• triple

• decrease by 1/3

• double

• remain the same

According to Kinetic Molecular Theory, gas particles _____.

• stick together when they collide

• move in predictable patterns

• move randomly

• are fixed in space

The pressure you feel if you squeeze an unopened of soda occurs as a result of _____.

• the chemical reactions between the gas particles in the can

• collisions between the gas particles and the inside the can

• some of the liquid inside the can changing to gas

• the repulsive (repel) forces between gas particles

From the online gas simulation we did in class: what happened to the gas particles when you decreased the temperature of the container?

• the gas particles slowed down

• the gas particles increased in speed

• no change occured

• the gas particles began to collide more with each other

What happens to the motion of gas particles when heated?

• they speed up

• they feel a small amount of attraction to each other

• they slow down

• they slow down completely

Which of the following is NOT true?

• gas particles are relatively far apart from each other compared to liquid and solid particles

• gas particles are in constant, random motion

• gas particles do not have any mass

• gases expand to fill their containers

A tire has a pressure of 2.41 atm and a volume of 4.95 L after it gets filled. What was the original volume if the initial pressure was 2.3 atm?

• 5.2 L

• 3.7 L

• 4.7 L

• 6.2 L

A scuba diver fills a tank with air to a pressure of 2.8 atm. Underwater, the pressure increases to 4.2 atm and the air in the tank is now at a volume of 5.2 L. What was the original volume of the tank at the surface?

• 2.3 L

• 6.8 L

• 6.5 L

• 7.8 L