The energy released by each fission within the core of a nuclear reactor is 2.00 x 102 Mev. The number of fissions occurring each second is 2.90 x 10", Determine the power (in watts) that the reactor generates. Number Units
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- Find how many neutrons are in the following real or imaginary nuclei that are represented in the form ZXA: (a)79X180, (b)15X30, (c)6X12, (d)90X199.A proposed nuclear reactor facility will have an electrical power output of 908 MW with a 31.3% efficiency in converting nuclear to electrical power. Assuming the average fission reaction produces 234 MeV, how many reactions will take place at the facility every second?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
- Uranium (protons = 92, neutrons = 146, atomic mass = 238.050788 u) decays via alpha decay to Thorium (protons = 90, neutrons = 144, atomic mass = 234.043601 u). What is the kinetic energy of the emitted alpha particle? (Hint: Any energy that is not locked up in rest energy of the product nuclei will go to kinetic energy in the alpha particle.) (Hint: the answer is 4.27 MeV)The mass of a sample is 0.91 u. What is its mass in MeV/c2?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.
- Problem 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/hThe mass of a sample is 0.02 u. What is its mass in MeV/c2?The mass of a sample is 1.32 u. What is its mass in MeV/c2?