A helium, molecule is two times heavier than a hydrogen molecule at 298 K. The average kinetic energy of a helium molecule is

Options

(a) 2 times that of hydrogen molecule
(b) half that of hydrogen molecule
(c) 4 times that of hydrogen molecule
(d) same as that of hydrogen molecule

Correct Answer:

same as that of hydrogen molecule

Explanation:

Average kinetic energy does not depend on nature of gas.