Question

The element uranium (U, atomic no. = 92) often has 146 (or more) neutrons but it will still undergo radioactive decay. Which statement might best describe why?
A) The attractive force of the nucleons has a limited range.
B) The isolated neutron is not stable and will undergo spontaneous transformation into a proton and an electron.
C) The force is strong with U, but tainted with the dark side it is.
D) both A and B
E) none of the above

Answer

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