Answers

2014-09-12T23:36:44+05:30
Colour of hydrated copper sulphate is blue.
When it is dehydrated it turns into greyish-white in colour.
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2014-09-13T00:13:46+05:30
The colour of sulphate is blue.that turns into grey B'Coz the sulphate+hydration=sh2
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