Permanent hardness can be removed by adding A Slaked lime B Sodium bicarbonate C Washing soda D Calcium hydroxide Video SolutionText SolutionGenerated By DoubtnutGPT The correct Answer is:CTo solve the question regarding the removal of permanent hardness in water, we can follow these steps: ...
The present invention relates to the treatment of water for the purpose of reducing at least some of the effects of the hardness thereof. The hardness of water has usually been removed by a chemical process which serves to withdraw the particular impurities which cause the hardness. The present...
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Twitter Google Share on Facebook permanent hardness Encyclopedia n (Chemistry)chemhardness of water that cannot be removed by boiling as it results mainly from the presence of calcium and magnesium chlorides and sulphates Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © Ha...
3. (Chemistry) the quality of water that causes it to impair the lathering of soap: caused by the presence of certain calcium salts. Temporary hardness can be removed by boiling whereas permanent hardness cannot Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCo...
1. Definition of Temporary Hardness: Temporary hardness in water refers to the hardness that can be removed by boiling. It is primarily caused by the presence of certain compounds in the water. 2. Identification of Compounds: The main causes of temporary hardness are the presence of calcium bic...
Temporary hardness is less detrimental because it can be eliminated through boiling. However, permanent hardness can be removed only by means of chemical treatment. Permanent hardness in water can damage piping, boilers as well as other pressurized systems. Hard water tends to form scale deposits th...
Permanent hardness can be removed by boiling the water or running the water through an ion-exchange column, whereas temporary hardness can be removed by boiling the water or using lime (calcium hydroxide — (CaHO3)(CaHO3). The idea is to precipitate the compounds out of the solution and the...
Such hardness may be temporary when multivalent ions are present as bicarbonates (calcium bicarbonate, magnesium bicarbonate) as this hardness can be easily removed by boiling water, resulting in precipitation of the ions as carbonates. On the other hand, permanent hardness is caused by the ...
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