Question

12] Two drops of dilute sulphuric acid were added 1kg of copper sulphate powder and then small amount of hot water was added to
disscuss it (step-1). On cooling, beautiful blue coloured crystals get separated (step- 2), step 2 are-----

a) physical and chemical changes respectively.
b) chemical and physical changes respectively.
c) both physical change.
d) both chemical change.

Please Help Me Urgently
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Answer 1

Explanation:

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Answer 2

Explanation:

Dissolution of copper sulphate powder in water in presence of sulphuric acid is a physical change.

On cooling this hot solution, cystals of copper sulphate separate out, which is also a physical change.