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Mathematics, 03.12.2019 07:16 katieleeisaacs8368

Element x is a radioactive isotope such that every 12 years, its mass decreases by half. given that the initial mass of a sample of element x is 430 grams, how much of the element would remain after 15 years, to the nearest whole number?

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Element x is a radioactive isotope such that every 12 years, its mass decreases by half. given that...
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