mariap3504 mariap3504

03-10-2018
Chemistry

contestada

How many grams of a 1000-gram radioactive sample are left after 3 half-lives?1000 grams 500 grams 250 grams 125 grams 2000 grams

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pbsindhuja pbsindhuja

03-10-2018

The answer is 125 gms.

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