name two salts which are responsible for temporary and permanent
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Temporary hardness is due to the presence of calcium hydrogencarbonate Ca(HCO3)2(aq) and magnesiumhydrogencarbonate Mg(HCO3)2(aq).
Permanently hard water is caused by Calcium and Magnesium chlorides and sulphates dissolved in the water.
Permanently hard water is caused by Calcium and Magnesium chlorides and sulphates dissolved in the water.
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