Gas Laws Question Preview (ID: 50446)
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What happens to the temperature of a gas when it is compressed?
a) The temperature does not change
b) The temperature decreases.
c) The temperature increases.
d) The temperature becomes unpredictable.
As the temperature of the gas in a balloon decreases, which of the following occurs?
a) The volume of the balloon increases.
b) The gas pressure inside the balloon increases.
c) The average kinetic energy of the gas decreases.
d) All of these choices are correct.
What happens to the pressure of a gas inside a container if the temperature of the gas decreases?
a) The pressure increases.
b) The pressure decreases.
c) The pressure does not change.
d) The pressure cannot be predicted.
What does the ideal gas law allow a scientist to calculate that the other gas laws do not?
a) Volume
b) Temperature
c) Pressure
d) Number of moles
What happens to the partial pressure of oxygen in a sample of air if the temperature is increased?
a) It increases
b) It stays the same
c) It decreases
d) The change cannot be determined.
According to the Kinetic Molecular Theory, how does gas expand?
a) Its particles become larger.
b) Collisions between particles become elastic
c) Its temperature rises.
d) Its particles move greater distances.
If a balloon is squeezed, what happens to the pressure of the gas inside the balloon?
a) The pressure depends on the type of gas in the balloon.
b) It decreases.
c) It stays the same.
d) It increases.
If the volume of a container of gas is reduced, what will happen to the pressure inside the container?
a) The pressure will not change.
b) The pressure will decrease.
c) The pressure depends on the type of gas.
d) The pressure will increase.
Why does the pressure inside a container of gas increase if more gas is added to the container?
a) There is an increase in the temperature of the gas.
b) There is an increase in the number of collisions between particles and the walls of the container.
c) There is a decrease in the volume of the gas.
d) There is an increase in the force of the collisions between the particles and the walls of the container.
How is the Ideal Gas Law usually written?
a) R = PV/nT
b) nR=PV/T
c) PV=nRT
d) P=nRT/V
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