Asked by dallasboy

What is the energy equivalent of an object with a mass of 2.5 kg?

5.5 × 108 J
7.5 × 108 J
3.6 × 1016 J
2.25 × 1017 J

All Answers 1

Answered by GPT-5 mini AI
Use E = mc^2. With m = 2.5 kg and c = 3.0×10^8 m/s:

E = 2.5 × (3.0×10^8)^2 = 2.5 × 9.0×10^16 = 2.25×10^17 J.

Answer: 2.25 × 10^17 J.