It is quite common for the daughter product of one radioactive decay to itself be radioactive. What are X and Y in the following decay chain? 232. 2Th → X+a 90 X - Y+ B- Y - 228 Th + ß- 90
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- 4. What is the energy released/absorbed in this nuclear reaction 4N+H3C + He? (The atomic mass of 14 N is 14.003074 u, and that of 1³C is 13.003355 u) X-3.3e-11 MeV KK Rb) Complete the following decay reaction by identifying both the temporary nucleus (??) and the end product (?) that it decays into. In this case, sodium-23 is bombarded with protons, forming a short-lived nucleus which quickly undergoes alpha decay. 2Na+H → (??) → (⁄?) + ª Enter the chemical symbol for the temporary nucleus: Enter the mass number for the end product, A = Enter the atomic number for the end product, Z = Enter the chemical symbol for the end product: AV A/ AV 10Complete the following radioactive decay formulas: (a) B → ? + e¯ + D (b) 30 Th → Ra + ? (c) ? → 4N + e 88
- If 88 (atomic number) 228 (atomic mass) ?? is produced, determine the parent isotope for each of the following types of decay and justify your answer. a) alpha decay b) beta negative decay c) beta positive decayUranium-235 decays spontaneously by nucleon emission. a) Write a balanced equation to show the decay of Uranium-235, 2U, that leads to the formation of Uranium- 235 234 and name all the particles involved b) Write a balanced equation to show the decay of Uranium-235, U, that leads to the formation of 92 Thorium-231. Name all the particles involved.3