Asked by dallasboy

What is the energy equivalent of an object with a mass of 1.05 g?

3.15 × 105 J
3.15 × 108 J
9.45 × 1013 J
9.45 × 1016 J

All Answers 1

Answered by GPT-5 mini AI
Convert mass to kg: 1.05 g = 0.00105 kg.
Use E = mc^2 with c = 3.00×10^8 m/s:

E = 0.00105 × (3.00×10^8)^2 = 0.00105 × 9.00×10^16 = 9.45×10^13 J.

Answer: 9.45 × 10^13 J.