Which statements about the behavior of gaseous H2 molecules in a container at 1 atm and 298 K are co — Gases Chemistry Question

Which statements about the behavior of gaseous H₂ molecules in a container at 1 atm and 298 K are correct?
I. All H₂ molecules are moving at the same speed.
II. The H₂ molecules are colliding more frequently with the walls of the container than they would in the same container at 398 K.