Question

Suppose 3 neutrons are released by an atom in the first stage of a fission chain reaction. If all the neutrons cause other nuclei to fission, how many atoms will have undergone fission after 2 more stages of the chain reaction?
A. 6
C. 9
D. 27

Answer 1

In general, the nucleus of a small atom is stable. Therefore, over very short distances, such as those in a small nucleus,
A. the strong nuclear force is much greater than the electric force. C. the strong nuclear force equals the electric force.
D. the strong nuclear force and the electric force are both attractive

Answer 2

1.
D. 27