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प्रश्न
State the causes of hardness in water.
उत्तर
The presence of salts of calcium and magnesium i.e. Ca(HCO3) or Mg(HCO3) or calcium or magnesium sulphate or chloride in water are the Causes Of Hardness Of Water.
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संबंधित प्रश्न
Name the compound responsible for permanent hardness of water.
What are the advantages of soft water.
Differentiate between Hard & soft water with suitable examples.
Differentiate between Temporary & permanent hard water with suitable examples.
Using given sample of temporary and permanent hard water, soft water, ordinary soap, detergent and washing soda how would you distinguish between hard and soft water?
Using given sample of temporary and permanent hard water, soft water, ordinary soap, detergent and washing soda how would you prove the advantage of detergent over soap.
Explain the meaning of the terms – hard water & soft water.
Give two natural sources of hard water.
Temporary hardness of water can be removed by ________ of water.
Name the process by which temporary hardness is easily removed from the water.
