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Mathematics, 04.05.2021 01:00 bennett2968

Element X decays radioactively with a half life of 6 minutes. If there are 390 grams of Element X, how long, to the nearest tenth of a minute, would it take the element to
decay to 28 grams?

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Element X decays radioactively with a half life of 6 minutes. If there are 390 grams of Element X,...

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