Question

In a nuclear reaction, the energy released is 3.0 x 1020 joules. To what mass does this amount of energy equate? (1 J = 1 kg m2/s2)
Answer

2.7 x 1036 kg

1.0 x 1012 kg

3.3 x 103 kg

2.7 x 10-4 kg

Answer 1

E=m(c)^2 sould help you out.

Answer 2

3.3 x 103 kg