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July 7, 2015

Homework Help: chemistry

Posted by henry on Monday, September 7, 2009 at 5:28pm.

The element copper has naturally occuring isotopes with mass numbers of 63 and 65. The relative abundance atomic masses are 69.2% for mass=62.93 amu, and 30.8% for mass=64.93 amu. Calculate the average atomic mass of copper.

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