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Mathematics, 23.12.2020 01:40, maryam2863
Element X is a radioactive isotope such that every 66 years, its mass
decreases by half. Given that the initial mass of a sample of Element X is 240
grams, how much of the element would remain after 20 years, to the nearest
whole number?
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Answers: 1
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Element X is a radioactive isotope such that every 66 years, its mass
decreases by half. Given that...
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