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03-12-2020
Mathematics

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Element X is a radioactive isotope such that every 40 years, its mass decreases by half. Given that the initial mass of a sample of Element X is 110 grams, how much of the element would remain after 29 years, to the nearest whole number?

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alexaraedelgado alexaraedelgado

15-12-2020

Answer:67 or 66.549674907

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