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Chemistry, 05.05.2020 11:18 errr5529

Se-83 has a half-life of 25.0 minutes. How many minutes would it take for a 10.0 mg sample to decay and have only 1.25 mg of it remain?

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Se-83 has a half-life of 25.0 minutes. How many minutes would it take for a 10.0 mg sample to decay...

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