If a nucleus such as 225Ra initially at rest undergoes alpha decay, which has more kinetic energy after the decay, is the alpha particle or the daughter nucleus? Explain your answer.
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- Energy input is required to fuse medium-mass nuclei, such as iron or cobalt, into more massive nuclei. Explain whyQU5: Nitrogen-13 undergoes beta plus decay. Determine the daughter nucleus and compare the binding energy per nucleon before the decay to after the decay. Which value should be higher? Nucleus Nitrogen-13 Boron-9 Lithium-9 Nitrogen-12 Carbon-13 Oxygen-13 Fluorine-17 Sodium-17 v1 mass (u) 13.00573861 9.0133296 9.02679019 12.0186132 13.00335483534 13.024815 17.00209524 17.037270The following four questions either use T for true or F for false 7. The resulting daughter nucleus in a ß-decay and the original parent nucleus are two isotopes. ( ) 8. The probability per unit time that a radioactive nucleus decays in the next second depends on the type of the nucleus. () 9. The binding energy of a nucleus is equal to the energy which is necessary to break the nucleus into its constituent nucleons. ( 10. In gamma reaction the recoil energy Er is larger than the reaction energy Q (
- Using the graph given, estimate how much energy is released when a nucleus of mass number 200 fissions into two nuclei each of mass number 100.The uranium decay series from U-238 to stable lead (Pb-206) is: U → Th → *Pa → U → 0Th → Ra → Rn → 18Th → Pb → Bi 238U 234TH 226 → Po 92 92 210Pb → 210 Bi → 210P0 → 206Pb 83 84 Of the 15 nuclei from U-238 to Pb-206, list those radionuclides that are alpha-particle emitters, and those that are beta-particle emitters. State your reasons.Europium-141 undergoes a radioactive decay according to the pictured equation (a) Balance the equation for the decay (b) Calculate the reaction energy (c) Is the reaction alpha, beta, or neither type of decay
- Show what is meant by the radioactive half-life of a radionuclide, using a suitable sketch graph. Mark two half-lives on your graph. Also use your graph to show the relationship of the halflife with τ, the decay constant, or characteristic decay time and τ−1, the decay rate.Cobalt-60 undergoes beta minus decay. Determine the daughter nucleus and compare the calculated binding energy per nucleon of the parent and daughter nuclei. mass (Co-60) = 59.933817 u mass (daughter) = 59.930786 u56 (5) Fe has a mass defect of 0.58872 amu. What is its binding energy per nueleon? 26 (6) For the nuclear reaction 14 4. 17 N. +. He -> H. Calculate the energy in joules associated with the reaction of one atom of nitrogen-14 with one atom of He-4, given that the isotopic masses in amu are: N-14 (14.00307); He-4 (4.00260); O-17 (16.99991); and H-1 (1.007825).