The change in mass of fuel during a nuclear reaction is 2.0 x 10-27 kg. Calculate the amount of energy released. (Speed of light = 2.0 x 108ms-1)
-
1.8 x 10-10J
- 9.0 x 10-11J
- 6.0 x 10-19J
- 1.2 x 10-45J
The correct answer is: A
Explanation
Q = \(\Delta MC^2\)= 2 x 10-27(3 x 10
= 1.8 x 10-10J