Mathematics, 10.12.2020 06:10 eharris2694

If 8 g of a radioactive substance are present initially and 8 yr later only 4.0 g remain, how much of the substance, to the nearest tenth of a gram, will be present after 11 yr?

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If 8 g of a radioactive substance are present initially and 8 yr later only 4.0 g remain, how much o...

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