February 19, 2017

Homework Help: Physics

Posted by b on Sunday, September 2, 2012 at 1:03pm.

Suppose you have 100 g of radioactive plutonium-239 with a half-life of 24,000 years. How many grams will remain after (a) 12,000 years (b) 24,000 years (c) 96,000 years?

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