Lucki1944
27.03.2021 •
Mathematics
You have 192 grams of a radioactive kind of iodine. How much will be left after 28 hours if its half-life is 7 hours?
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Ответ:
192/2= 96 g after 7h
96/2=48 g after 14h
48/2= 24 g after 21h
24/2= 12 g after 28hОтвет:
Step-by-step explanation: