Tritium (³H)has a Half-Life of 12

Multiple Choice

Tritium (³H) has a half-life of 12.3 years and releases 0.018 6 MeV energy per decay.What is the rate at which energy is released for a 1.5-gram sample of tritium? (N_A = 6.02 × 10²³ mol^-1,1 year = 3.16 × 10⁷ s,1 MeV = 1.6 × 10^-13 J,and m_t = 3.016 05 u)

A) 1.6 W
B) 2.3 W
C) 9.9E+12 W
D) 5.0E+7 W
E) ​85.4 W