Calculate the Q value and threshold energy of the reaction 9F¹9(n,p)80¹⁹ ? mn=1.008665u, mp=1.007825u, m(80¹)= 19.003577u, m(9F¹9)=18.998403u, c2²-931.5 MeV/
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- Consider the nuclear fusion reaction 3H+ 'He > 'H + 'He. Part A Compute the binding energy of the H. Express your answer in mega-electron volts to three significant figures. B = MeV Submit Previous Answers Request Answer Part B Compute the binding energy of the He. Express your answer in mega-electron volts to three significant figures. ? B = MeV Submit Previous Answers Request Answer Part C Compute the binding energy of the H. Express your answer in mega-electron volts to three significant figures. ? B = MeV Submit Request Answer Part D Compute the binding energy of the "He. Express your answer in mega-electron volts to three significant figures. B = MeVOne of the ways that 235U can fission is by means of the following reaction: In +235 U 141 Ba + Kr + 3 n 56 Atomic masses of the reactants and products are as follows: n 235 U 92 92 Kr 36 141 Ba 56 1.008665 u 235.043930 u 91.926156 u 140.9144035 u a) Determine the energy in MeV that is released when one 23592U nucleus fissions. Assume that the incoming neutron is very slow. b) Find the total energy released in MeV if 2.8 kg of 23592U were to undergo fission entirely by this reaction.Uranium-235 is used as a nuclear fuel for Canadian made CANDU nuclear power plants. During one such fission reaction, a uranium-235 atom is split by a fast moving neutron to produce krypton-92, barium-141 and an unknown number of neutrons. Determine the number of neutrons produced by this reaction, record that value in blank #1. Determine the energy released by the reaction, rounded to the nearest whole MeV, record that in blank #2. Isotope Uranium-235 Krypton-92 Barium-141 Neutron Mass (u) 235.043930 91.92345 140.91440 1.008665
- Find the mass energy released in the alpha decay of Ac-220. atomic mass of 220 Ac = 220.014763 u; 89 atomic mass of 216 Fr = 216.003198 u; 87 atomic mass of He = 4.002603 u; u = 931.5 MeV/c^2. (in MeV) OA: 0.898 OB: 1.302 OC: 1.888 OD: 2.738 OE: 3.971 OF: 5.757 OG: 8.348 OH: 12.105Part A Calculate (in MeV) the total binding energy for 40 Ar. Express your answer in mega-electron volts to four significant figures. ? MeV Submit Previous Answers Request Answer X Incorrect; Try Again; 7 attempts remaining Part B Calculate (in MeV) the binding energy per nucleon for 40 Ar. Express your answer in mega-electron volts to three significant figures. Ην ΑΣφ ? Var = MeV Submit Request Answer Part C Calculate (in MeV) the total binding energy for 40K. Express your answer in mega-electron volts to four significant figures. nνα ΑΣφ ? BK = MeV Submit Previous Answers Request AnswerProblem A You have a 5.7 mol pure sample of an unknown material. After 2 h, you discover that 44% has decayed. Determine the half-life, decay constant, mean life, & initial decay rate. Also determine what the decay rate is at 2 h. T1/2= λ = T= Ro= R= h-1 decays/h decays/h
- When a nucleus decays, the daughter nucleus can be in an excited state. The 93/43Tc nucleus (molar mass 92.910 2 g/mol) in the ground state decays by electron capture and e+ emission to energy levels of the daughter (molar mass 92.906 8 g/mol in the ground state) at 2.44 MeV, 2.03 MeV, 1.48 MeV, and 1.35 MeV. (a) Identify the daughter nuclide. (b) To which of the listed levels of the daughter are electron capture and e+ decay of 93/43Tc allowed?1