A medical technician is working with the four samples of

Last updated: 5/3/2023

A medical technician is working with the four samples of radionuclides listed in the table below Initially each sample contains 20 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 3 of the initial amount C sample A B C D symbol 77 35 radionuclide Br 152 63 130 Eu 55 51 Cs 25 Mn half life 57 0 hours 13 years 29 0 minutes 46 0 minutes initial radioactivity choose one choose one choose one O choose one 1 highest 2 3 4 lowest time for amount of radionuclide to decrease to 1 32 of initial amount X hours years minutes minutes