Answers

2015-09-22T09:29:05+05:30
It turns bluish in colour (after dissolving)

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2015-09-22T09:37:48+05:30
If Copper sulphate crystals are added to water it is called 'hydrated copper sulphate solution'.

If it is added to cold water then:-
it is more saturated

but if it is added to warm water then:-
it is unsaturated

and it turns bluish in colour in dissolving in water
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