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September 2, 2014

Homework Help: Chemistry

Posted by Anonymous on Friday, September 16, 2011 at 12:09am.

A 1.547-g sample of blue copper(II) sulfate pentahydrate, CuSO4*5H2O, is heated. The white crystals of CuSO4 that are left behind have a mass of 0.989 g. How many moles of H2O were in the original sample?

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