franky7824 franky7824

19-06-2019
Mathematics

contestada

The half-life of a certain radioactive element is 200 years. How will it take for a 100 pound chunk of this element to decay to a chunk that is 50 pounds?

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LammettHash LammettHash

19-06-2019

It would take 200 years (by definition of half-life). 50 is 1/2 of 100.

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