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प्रश्न
Define the Soft water.
व्याख्या
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उत्तर
The water present in different natural sources has different substances dissolved in it. The water drawn from certain sources forms a lather with soap rather easily. Such water is called soft water.
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Removal of Hardness of Water
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संबंधित प्रश्न
Give two examples of hydrated substances.
Define the Hard water.
Name three water borne diseases.
What do you understand by
Soft water
Give reason for the following:
Hardness in temporary water can be removed by boiling, but hardness in permanent hard water cannot.
Fill in the blank:
Hard and soft water can be distinguished using _____.
Give two natural sources of hard water.
What is permanent hardness of water? How can it be removed?
Write a note on ion exchange.
What is the reason for the hardness of water?
