5. Write equations for the alpha and gamma decay of the foll 92
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- 7. One of the many isotopes used in cancer treatment is 198 Au, with a half-life of 2.70 d. Determine the mass of this isotope that is required to give an activity of 225 Ci. mg VJSS f60 ssf ( sf60 ssf6. One of the many isotopes used in cancer treatment is 798 Au, with a half-life of 2.70 d. Determine the mass of this isotope that is required to give an activity of 225 Ci. mg cer16 cei t would beH.W 2 A tiny piece of paper (produced from formerly living plant matter) taken from the Dead Sea Scrolls has ar activity of 10.8 disintegrations per minute per gram of carbon. If the initial C-14 activity was 13.6 disintegrations/min/g of C, estimate the age of the Dead Sea Scrolls.
- All the nuclides below undergo nuclei decay, write an equation for each process with an explanation. a) complete and explain the alpha decay for the below nuclides. i) AX → ii) 238U →>> 92 b) complete and explain the ß decay for the below nuclides. i) IN → ii) ¹4C → Completed forms to be made available for external moderation. c) complete and explain the B* decay for the below nuclides. i) 4X → ii) ¹3/N →Both 1)Given a half-life of a radioactive source is 435 years. Calculate the time taken for its activity to reduce from 4.5 Ci to 0.14 Ci? 2) Equation shows nuclear reaction of gamma radiation which incident on an isotope helium. Calculate the energy of the gamma ray in MeV unit? (Given mass of Helium = 3.016029 u, mass of proton = 1.007276 u and mass of neutron = 1.008665 u) 23??+?→211?+01?1. The atomic mass of Pb is 207.9766 u. Calculate mass defect and binding energy 2. A radioactive material has a half-life of 8 days. How long will it take for material to be reduced to one-sixteenth (1/16) of its original mass?