In simple word hardness of water is the amount of dissolved calcium and magnesium in the water . In other word the hardness of water is due to the presence of soluble bicarbonate, chlorides and sulphate of calcium and magnesium.
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Answers ( 1 )
In simple word hardness of water is the amount of dissolved calcium and magnesium in the water . In other word the hardness of water is due to the presence of soluble bicarbonate, chlorides and sulphate of calcium and magnesium.
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