The Total Kinetic Energy in One Mole of an Ideal

Multiple Choice

The total kinetic energy in one mole of an ideal gas is 4,000 J.If the gas is nitrogen,what is the root mean square velocity of an individual particle in the ideal gas? (N2 = 28u)

A) 678 m/s
B) 545 m/s
C) 486 m/s
D) 402 m/s
E) 376 m/s