Using the semi-emprical mass formula, show that the energy released when a nucleus (Z,A) emits an a-particle is given by Qa = -4ay + 8A/3 + 4acZ@-2/3A) – 4a,N-2 + B(2, 4), 4a A + B(2,4), where B(2,4) is the binding energy of the a-particle, 28.30 MeV.
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