Calculate the excitation energy of the compound nuclei produced when 235U and 238U absorb thermal neutrons.
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Calculate the excitation energy of the compound nuclei produced when 235U and 238U absorb thermal neutrons.
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- 137 In addition to the B particle, a 35 Cs source also emits a 0.66 MeV y ray. Draw a simple diagram to illustrate the complete decay process.A 200 MW fission reactor consumes half its fuel in 3.00 y. How much 235U did it contain initially? Assume that all the energy generated arises from the fission of 235U and that this nuclide is consumed only by the fission process.Calculate the energy released by the fission of 5 gm of 235U in kWh if energy released per fission is 200 MeV. a) 1.13 X 105 kWh b) 2.65 X 105 kWh c) 3.78 X 105 kWh d) 4.12 X 105 kWh
- according to the reaction equation : 21H + 21H → 32He + 10n calculate the binding energy for the nucleus of the helium isotope. knowing that the masses of 21H = 2.0141 amu 32He = 3.0160 amu proton = 1.0073 amu neutron = 1.0087 amuGlow-in-the-dark signs take advantage of β− particles emitted in the decay of certain isotopes that glow when interacting with matter. If such a sign has an activity of 14.7 Ci when it's manufactured and contain isotopes with a half-life of 13.3 y, what will its activity in Ci be 3.9 y later?How much energy is released from the following fission event? 232 Pu+n→ ¹331 + 103Nb + 2n+y Given: mass of Pu-239=239.0522 AMU mass of n = 1.0087 AMU mass of 1-135= 134.9100 AMU mass of Nb-103= 102.9091 AMU.
- Consider the potential induced fission reaction: n+ 239Pu 239Pu 94 94 240 Pu* 94 56 38 Sr+ 34 Sr + 142 Ba + 4n a) Determine the internal excitation energy of the 240 Pu* nucleus, 94 assuming negligible kinetic energy on the incoming neutron. b) Determine the net energy output of this reaction. c) Estimate the average energy of each of the output neutrons, and compare to the energy of a thermal neutron near room temperature.Calculate the mass defect for the neon-20 nucleus. The mass of neon-20 is 19.992440 u.The mass defect = ?Verify that, as reported in Table 43-1, fissioning of the 235U in 1.0 kg of UO2 (enriched so that 235U is 3.0% of the total uranium) could keep a 100 W lamp burning for 690 y.