Question

A medical technician is working with the four samples of radionuclides listed in the table below. Initially, each sample contains 5.00 ?mol of the radionuclide First, order the samples by decreasing initial radioactivity. Then calculate how long it will take for the amount of radionuclide in each sample to decrease to 1/32 of the initial amount. time for amount of radionuclide to decrease to 1/32 of Inltial amount radionuclide initial radioactivity sample symbol half-life 13 years (choose one) years Mo 66.0 hours (choose one) hours 42 82 37 Rb 1 minute (choose one): minutes 192 Ir 74.0 days (choose one) days

Answer 1

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