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Mathematics 14 Online
OpenStudy (anonymous):

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

OpenStudy (anonymous):

Okay, I'm not positive but these are my answers: 7 half-lives and 1/128 is left in the sample..

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