What Is the Average Kinetic Energy of an Oxygen Molecule $\times$

Multiple Choice

What is the average kinetic energy of an oxygen molecule in a gas with a temperature of 300K?

A) 5.04 $\times$ 10²¹ J
B) 5.75 $\times$ 10²¹ J
C) 6.02 $\times$ 10²¹ J
D) 6.21 $\times$ 10²¹ J
E) 7.50 $\times$ 10²¹ J