Mathematics, 29.03.2021 23:20, philliple481

Element X is a radioactive isotope such that every 25 years, its mass decreases by half. Given that the initial mass of a sample of Element X is 90 grams, how long
would it be until the mass of the sample reached 55 grams, to the nearest tenth of a
year?

Answers: 2

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Element X is a radioactive isotope such that every 25 years, its mass decreases by half. Given that...