What Is the Root Mean Squared Velocity of the Nitrogen

Multiple Choice

What is the root mean squared velocity of the nitrogen molecules in one mole of an ideal gas at a pressure of 1.50 atmospheres and a temperature of 20°C? (N₂ = 28 u)

A) 310 m/s
B) 367 m/s
C) 425 m/s
D) 511 m/s
E) 525 m/s