How much nearest milligram will remain after eighty years
Assume that the certain radioactive substance has the half-life of 40 years. If there are currently 2400 milligrams of substance then how much, to nearest milligram, will remain after 80 years? After 100 years?
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If there are currently 2400 milligrams of substance then how much, to nearest milligram, will remain after 80 years? After 100 years?
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