What is colour of copper sulphtae how dies it change after heating givevreason?
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SALT -> Copper Sulphate Penta Hydrate
COLOUR -> BLUE
Copper Sulphate Penta Hydrate looses water of crystallisation (i.e. 5 water molecules) to get White from Blue.
CuSO4.5H2O ----HEAT----> CuSO4 + 5H2O
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