Question

Nuclei may be unstable if they have

a too much energy.
b too many protons.
C an unstable ratio of protons to neutrons.
d any of the above.

Answer 1

Nuclei may be unstable if they have
a too much energy.
b too many protons.
C an unstable ratio of protons to neutrons.
d any of the above.

The answer would be, D any of the above.
Hope this helps