Physics

Physics

Problem

Using the atomic mass data: 13H:3.016 u^{3}_{1}\mathrm H: 3.016\,\text{u}, 12H:2.014 u^{2}_{1}\mathrm H: 2.014\,\text{u}, 24He:4.003 u^{4}_{2}\mathrm He: 4.003\,\text{u}, 01n:1.009 u^{1}_{0}\mathrm n: 1.009\,\text{u}, calculate the energy released (Q-value) in MeV for the fusion reaction 13H+12H→24He+01n^{3}_{1}\mathrm H + ^{2}_{1}\mathrm H \rightarrow ^{4}_{2}\mathrm He + ^{1}_{0}\mathrm n. (Use 1 u=931.5 MeV/c21\,\text{u} = 931.5\,\text{MeV}/c^{2}.) a) 20.4 MeV20.4\,\text{MeV} b) 15.0 MeV15.0\,\text{MeV} c) 17.6 MeV17.6\,\text{MeV} d) 13.6 MeV13.6\,\text{MeV}

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