Chemistry, 31.03.2021 23:20, SGARCIA25

Brawnerium-66 which has a half-life of 14.5 minutes. If I start with a 280 gram, how much time will have passed when only 35 grams is remaining of 280?

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Brawnerium-66 which has a half-life of 14.5 minutes. If I start with a 280 gram, how much time will...

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