Question

How can an electron be ejected from a nucleus in beta decay if it wasn"t in the nucleus to begin with?
a. The electron doesn"t come from the nucleusit comes from an orbit circling the nucleus.
b. A neutron in the nucleus turns into a proton, electron, and a neutrino.
c. A proton in the nucleus turns into a neutron, electron, and a neutrino.
d. none of the above

Answer

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