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November 20, 2014

Homework Help: CHEMESTRY

Posted by anonimo on Wednesday, September 21, 2011 at 3:04pm.

a student heats 2.005 g of a copper bromide hydrate of unknown molecular formula, completely driving off the water of hydration, and notices that the weight drops to 0.998g. Upon reduction with excess aluminum metal, the copper ions are reduced to 0.442 g of Cu (s). determine the formula of this unknown copper bromide hydrate

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