1. Suppose that the average power consumption per year in a typical house is 300 W. What initial mass of 235 U would have to undergo fission to supply the electrical needs of such a house for a year? (Assume 200 MeV is released per fission. The Avogadro number is 6.02 × 102³) g 2. What is the energy released in this alpha decay reaction 232 Bi → 208Tl+He? (The atomic mass of 212 Bi is 81

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