A nucleus of mass number 220, initially at rest, emits an α-particle. If the Q-value of the reaction is 5.5 MeV, then the energy of the emitted α-particle will be

Options

(a) 4.8 MeV
(b) 5.4 MeV
(c) 5.5 MeV
(d) 6.8 MeV

Correct Answer:

5.4 MeV

Explanation:

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