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प्रश्न
Explain the meaning of the terms – hard water & soft water.
स्पष्ट करा
उत्तर
- Hard Water: “Water that does not lather readily with ordinary soap and hence wastes soap” is called hard water.
- Soft Water: “Water that lather readily with ordinary soap and—hence, soap is not wasted” is called soft water.
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Removal of Hardness of Water
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संबंधित प्रश्न
Give reason for It is difficult to cook in hills compared to plain.
Define the Soft water.
Name three water borne diseases.
What do you understand by
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What are the advantages of soft water.
Explain the permutit method for softening hard water.
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Differentiate between Hard & soft water with suitable examples.
Two samples of water are placed in a beaker individually. State how you will determine experimentally which of the two samples contains permanent hard water.
Name the process by which temporary hardness is easily removed from the water.
