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Question
Write down the changes that will be seen in the instance and explain the reason behind them.
50ml water is added to 50ml solution of copper sulphate.
Solution
When 50 mL water is added to a 50 mL solution of copper sulphate, then reversible reaction occurs and the colour change from pale blue to white and then change back to blue when water is added again.
CuSO4 + H2O `↔` CuSO4 . 5H2O (BLUE VITRIOL).
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