Hydrogen gas is contained in a rigid container. A second rigid container of equal volume contains oxygen gas. If the average rms velocities of the molecules in each container is the same, which of the following must be true?
(A) The oxygen gas would apply the greater pressure.
(B) The hydrogen gas would apply the greater pressure.
(C) There would be an equal pressure in each container.
(D) The oxygen gas would have the higher temperature.
(E) The temperature of both gasses would be identical.
