dflorez6266 dflorez6266

23-01-2024
Physics

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Nucleus with mass number 220 initially at rest emits an α-particle. If the Q-value of the reaction is 5.5 MeV, the kinetic energy of the α-particle is:
A. 5.5 MeV
B. 10.5 MeV
C. 15.5 MeV
D. 20.5 MeV

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