For a fusion reaction, at which temperature T do you expect the optimal reaction rate to approximately occur? In the expressions below EG is the Gamow energy of the reaction and k is the Boltzmann constant. Select one: O a. O b. O c. O d. O e. T= T= T = T = T= EG 100k 100 EG k EG k 10EG k EG 10k
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- What must you know about a nuclear reaction to calculate the amount of energy it will produce? A. The product of the total nuclear mass before and after the reaction B. The ratio of total nuclear mass before the reaction to the total nuclear mass after the reaction C. The sum of the total nuclear mass before and after the reaction D. The difference between the total nuclear mass before and after the reactionConsider 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 = MeVPart A 124 Cs has a half-life of 30.8 s. 55 Part B Part C Part D After how much time will the activity drop to less than about 1 per second? Express your answer using two significant figures. ΑΣφ ? t = S
- a) Calculate the energy in joules released by the fusion of a 1.75 -kg mixture of deuterium and tritium, which produces helium. There are equal numbers of deuterium and tritium nuclei in the mixture. b) If this process takes place continuously over a period of a year, what is the average power output in units of megawatts?On absorption of a single neutron, plutonium Pu-239 can undergo fission into xenon Xe-134 plus zirconium Zr-103 plus three neutrons. The masses of these nuclei are, mpu-239 = 239.052 amu, mxe-134 = 133.905 amu, and mzr-103 = 102.927 amu. Calculate the energy given off in this nuclear reaction. Back Alt+Left arrowQuestion 04 The moderator temperature coefficient for a reactor is -8.2 pcm/ F. Calculate the reactivity defect that results from a temperature decrease of 5° F. Px = (Ax)(ax)
- Part 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 AnswerQuestion 9 Why is a moderator required in a thermal nuclear reactor core? A To prevent overheating of the fuel rods. B To absorb surplus neutrons. C To shield the surrounding area from dangerous gamma radiation. To reduce the kinetic energy of thermal neutrons.Please help. This problem involves finding the amount of deuterium needed to generate a certain amount of energy. Thank you.