which of these following is a physical change : a . burning of paper b. rusting c.dissolution of copper sulphate in water d. digestion
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Answer:Dissolution of Copper Sulphate in water
Explanation:
When copper sulphate is dissolved in water, it is just a change of physical state of copper sulphate and particles dissolve in solution. So, its just a physical change.
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Answer:
the dissolve of copper sulphate in water is a physical change
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