Molecular Speeds: What Is the Average Kinetic Energy of an Ideal

Multiple Choice

Molecular speeds: What is the average kinetic energy of an ideal gas molecule at 569°C? (The Boltzmann constant is 1.38 × 10^-23 J/K.)

A) 1.74 × 10^-20 J
B) 5.81 × 10^-21 J
C) 1.18 × 10^-17 J
D) 3.93 × 10^-19 J