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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. I GOT CU1BR1 8(H2O) is it right? if not please write down the all the procedure thankyou

  • chemestry -

    Yes, that's right. See my complete response to your earlier post if you want to change numbers.

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