February 22, 2017

Homework Help: chemistry

Posted by joan on Monday, September 26, 2011 at 5:48pm.

Europium has two stable isotopes, 151 Eu (150.9198 u) and 153 Eu (152.9212 u). The atomic mass given for Eu is 151.9640 u. What is the percent abundance of 153 Eu ??

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