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Chemistry question, someone check watch

    • Thread Starter

    Okay so i've just done this question:

    0.859g of hydrated copper (II) chloride consisters of 0.320g copper, 0.358g chlorine, 0.0200g hydrogen and 0.161g of oxygen. They hydrogen and the oxygen are present as water of crystallisation. What is the formula of the hydrated salt?

    I worked out that there was 0.678g of CuCl2 and 0.181g of water

    Did the whole shabang and worked out the moles etc etc and got the formula as:


    Can someone pleaseeeeeee check i've done this correct because im not ENTIRELY confident

    Would mean a lot
    thank you so much x

    I got 2 x
    • Thread Starter

    (Original post by hoafanuk)
    I got 2 x
    absolute legend, thank you so much x

    2 molecules of water
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