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July 30, 2015

Homework Help: Science math

Posted by Joshua on Monday, January 7, 2013 at 2:57pm.

Suppose a laboratory has a 38 g sample of polonium-210. The half-life of polonium-210 is about 138 days. How many half-lives of polonium-210 occur in 1104 days? How much polonium is in the sample 1104 days later?

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