Mathematics, 25.07.2019 12:30 sistrunkbrittnorn5dz

Aradioactive kind of nitrogen has a half-life of 10 minutes. if you start with 64 grams of the substance, how much will be left after 20 minutes

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Aradioactive kind of nitrogen has a half-life of 10 minutes. if you start with 64 grams of the subst...

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