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Brilliant_brown [7]
3 years ago
5

The half-life of a radioactive isotope is the time it takes for a quantity of the isotope to be reduced to half its initial mass

. Starting with 190 grams of a radioactive isotope, how much will be left after 4 half-lives?
Mathematics
1 answer:
Semmy [17]3 years ago
5 0
190*(1/2)^4 = 190/16 = 11.875 . . . grams
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