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- 1. For each of the following nuclei, use the semiempirical mass formula to compute the total binding energy and the binding energy per nucleon. a) 80!7 b) 28Ni60 c) 79AU198 av= 15.5 MeV, as= 16.8 MeV ac =0.72 MeV asym= 23 MeV ар-34 MeVThe items on the right show an incomplete radioactive decay equation. Match the items at the left to correctly complete these equations. 266 1. 106Sg -> 2. 24°Cm 238U 23 Th + 90 96 3. He 23Pu + He → n + ón + ộn + 94 4. -je 266 106 → öY +Determine which decays can occur spontaneously. (a) Ca → e* + K (b) Ru → He + Mo 19 44 42* (c) 144Nd → He + 140 Ce 60 58