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Mathematics, 21.05.2021 07:20 elainelytal1508
Element X is a radioactive isotope such that every 20 years, its mass decreases by half. Given that the initial mass of a sample of Element X is 770 grams, how long would it be until the mass of the sample reached 400 grams, to the nearest tenth of a year?
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Element X is a radioactive isotope such that every 20 years, its mass decreases by half. Given that...
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