Mathematics, 12.05.2021 17:10 xo216aaliyah216xo

element x is a radioactive isotope such that every four years, its mass decreases by half. given that the initial mass of a sample of element X is 300 grams, how long would it be until the mass of the sample reached 90 grams

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element x is a radioactive isotope such that every four years, its mass decreases by half. given tha...

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