The Temperature of a Gas Sample in a Rigid Container

Multiple Choice

The temperature of a gas sample in a rigid container is raised.The pressure the gas exerts on the container walls increases because

A) the molecules are in contact with the walls for briefer intervals.
B) the molecular masses increase.
C) the molecules have higher average speeds and so strike the walls more often with greater momentum.
D) the molecules lose more kinetic energy each time they strike the wall.