Calculate the Root-Mean-Square Velocity for the O₂ Molecules in a Sample

Multiple Choice

Calculate the root-mean-square velocity for the O₂ molecules in a sample of O₂ gas at 28.3°C.(R = 8.3145 J/K⋅mol)

A) 15.33 m/s
B) 148.5 m/s
C) 279.8 m/s
D) 484.6 m/s
E) 9.229 × 10²⁶ m/s