PLEASE HELP!!! Iodine 131 has a half-life of about 8 days. How long will it take for the radiation of the isotope to go from 100 g to 12.5 g?

asked Jan 4, 2022 110k views

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Answer:

After four half lives or 32 years, only 12.5 grams will be left.

Hope it helps :)

Histrio answered Jan 11, 2022

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