consider-equal-masses-of-o2-g-and-hi-g-that-are-in-separate-containers-with-equa

Question

Consider equal masses of O₂(g) and HI(g) that are in separate containers with equal volume and temperature. Which of the statements below is true?

Accepted Answer

The pressure in the HI container is less than that in the O₂ container.

Answer

The average kinetic energy of the HI molecules is greater than that of O₂ molecules.

Answer

The average velocity of the HI molecules is greater than that of the O₂ molecules.

Answer

Both gases will have equal pressures.

Answer

There are fewer O₂ molecules than HI molecules.