Mathematics, 27.07.2021 07:40 ktip2018
2. How much of a radioactive substance must be presented to decay to 70 grams in 15 years if the half-life of the substance is 3.3 years?
-Between 1300 and 1400 grams
-Between 1400 and 1500 grams
-Between 1500 and 1600 grams
-Over 1600 grams
Answers: 2
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2. How much of a radioactive substance must be presented to decay to 70 grams in 15 years if the hal...
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