Question

A mass of 10.0 kilograms is completely converted into energy. What is this amount of energy in joules?


3.33 × 108 J

1.11 × 10-8 J

3.00 × 1016 J

9.00 × 1017 J

Answer 1

$e = m {c}^{2}$

$10 \times ( {3 \times {10}^{8})}^{2}$

$e = 9 \times {10}^{7} joules$