alexmsokoloff alexmsokoloff

17-04-2022
Mathematics

contestada

If 10 g of a radioactive substance are present initially and 4 yr later only 5.0 g remain, how much of the substance, to the nearest tenth of a gram, will be present after 9 yr?

Respuesta :

cadepower3 cadepower3

17-04-2022

Answer:

3.15g

Step-by-step explanation:

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