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What is hard water and soft water |
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Answer» Hard water: presence of calcium and magnesium salts in the form of hydrogencarbonate,chloride,and sulphate in water makes water hard . hard water does not givr lather with soap . they form scum/precipitate with soap .soft water:- water free from soluble salts of calcium and magnesium is called soft water . they gives lather with soap and doesn\'t form scum / precipitate Hard water contain salts of potassium and mySoft water is that which not hard water |
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