The energy equivalent of one atomic mass unit (1 u) is approximately:

Question

G1 Physics · Accepted Answer

Mass of 1 u ≈ 1.6605 × 10⁻²⁷ kg. E = mc² ≈ (1.6605 × 10⁻²⁷)(3 × 10⁸)² ≈ 1.49 × 10⁻¹⁰ J. Convert to MeV: E/(1.602 × 10⁻¹³ J/MeV) ≈ 931 MeV. Final answer: Option C.