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A 64g sample of Germanium-66 is left undisturbed for 12.5 hours. At the end of that...

A 64g sample of Germanium-66 is left undisturbed for 12.5 hours. At the end of that period, only 2.0g remain. What is the half-life of this material?
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Answer #1

We know that, In Ao t H In (2) here, A.- initial amount 649 2:08 A amount remain after time t t = required time = 12.5 hours

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