Mathematics, 03.02.2020 18:49, ehaynie

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suppose a laboratory has a 31 g sample of polonium-210. the half-life of polonium-210 is about 138 days. a. how many half-lives of polonium-210 occur in 966 days? b. how much polonium is in the sample 966 days later?

7; 2,139 g

8; 0.12 g

7; 0.24 g

7; 4.43 g

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suppose a laboratory has a 31...