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July 24, 2014

Homework Help: chem

Posted by perry on Monday, December 12, 2011 at 7:26pm.

Bromine consists of two major isotopes with the following percent abundances and atomic masses: 79Br (50.54% and 78.918 amu) and 81Br (49.46% and 80.916 amu). Calculate the average atomic mass of bromine.

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