Mathematics
Mathematics, 20.12.2021 21:50, samm2002

Element X is a radioactive isotope such that every 18 years, its mass decreases by half. Given that the initial mass of a sample of Element X is 500 grams, how long
would it be until the mass of the sample reached 210 grams, to the nearest tenth of a
year?

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Element X is a radioactive isotope such that every 18 years, its mass decreases by half. Given tha...

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