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August 31, 2015

Homework Help: Chem

Posted by Rebekah on Sunday, September 26, 2010 at 10:48pm.

(b) If the natural abundance of Ag-107 is 51.84%, what is the natural abundance of Ag-109?
%
(c) If the mass of Ag-107 is 106.905, what is the mass of Ag-109?
amu

I really need help. Can u say the answer then explain how you got it?

Thanks:)

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