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August 29, 2014

Homework Help: CHEM

Posted by Dee on Tuesday, October 2, 2012 at 11:58pm.

A 7.5 g sample of Cu(NO3)2.nH2O is heated. After the water has been driven off, 5.8 g of Cu(NO3)2 remains. What is the value of n in the empirical formula of this hydrate?

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