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February 12, 2016

Homework Help: science

Posted by amor on Wednesday, September 25, 2013 at 10:34pm.

If the half-life of a 20.0g is known to be 24 minutes, how long will it take for only 5.0 grams of the sample to remain

A.6 minutes
B.24 minutes
C.48 minutes
D.96 minutes

I NEED HELP!!!!

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