What do you see when concentrated sulphuric acid is added to copper sulphate 5 water

Dear student
In above reaction sulphuric acid acts as dehydrating agent and as such hydrated copper sulphate is converted to anhydrous copper sulphate and water of crystallisation separates.
CuSO4.5H2O +H2SO4 gives CuSO4 +H2O
regards

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