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explain observation Made when anhydrous calcium chloride and anhydrous copper 2 sulphate are separately exposed to the atmosphere for much 2 days​
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explain observation Made when anhydrous calcium chloride and anhydrous copper 2 sulphate are separately exposed to the atmosphere for much 2 days​

User Kossmoboleat
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Calcium chloride is deliquescent.

If exposed to air, it will absorb sufficient water from the air to allow it to dissolve. After a short while, instead of a white lump, you will have a pool of clear liquid.
User Nick Meyer
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