Chemistry, 25.02.2022 01:10 preservations

The half-life of a radioactive isotope, X, is 2.00 years. How many years would it take a 4.000 g sample of X to decay and have only 0.500 g of X remain?

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The half-life of a radioactive isotope, X, is 2.00 years. How many years would it take a 4.000 g sam...

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