Mathematics, 14.04.2021 21:40, tifftiff22

A substance had a half-life of 16 hours. If the original substance has 105 kg, when will the amount be 5kg? A)70 hours and 18 minutes
B)70 hours
C)18 minutes
D)21 hours

Answers: 1

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A substance had a half-life of 16 hours. If the original substance has 105 kg, when will the amount...