dbward2006 dbward2006

11-03-2021
Biology

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after two half lives how much of the original material has decayed

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Rainy200785 Rainy200785

11-03-2021

Explanation: After 1 half life , clearly HALF of the original isotope remains. And after TWO half-lives, a HALF + HALF of a HALF , i.e. 34 of the original mass has decayed.

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zidaneboussofi2005 zidaneboussofi2005

11-03-2021

Answer:

I think that you need to divide the quantity of the substance in half twice.

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