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December 20, 2014

Homework Help: Chemistry

Posted by Steven on Monday, February 13, 2012 at 4:35pm.

A 25.40 g sample of water containing tritium,(3/1)H , emits 1450 beta particles per second. Tritium is a weak beta emitter, with a half-life of 12.3 yr. What fraction of all the hydrogen in the water sample is tritium?

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