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प्रश्न
What do you understand by
Soft water
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उत्तर
Water is said to be soft when the water containing sodium salts easily gives lather with soap.
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Removal of Hardness of Water
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संबंधित प्रश्न
Boiling removes the ................ hardness of water.
State the disadvantages of using hard water.
Differentiate between Temporary & permanent hard water with suitable examples.
Give reason for the following:
Washing soda can be used to remove both temporary and permanent hardness in water.
Fill in the blank:
Hard and soft water can be distinguished using _____.
Explain the meaning of the terms – hard water & soft water.
Permanent hardness of water is due to the presence of _______.
What are the methods of removing hardness of water?
Write a note on ion exchange.
Temporary hardness of water can be removed by
