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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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संबंधित प्रश्न
Give reason for It is difficult to cook in hills compared to plain.
Give two examples of hydrated substances.
Suggest one method for the removal along with the reaction for permanent hardness of water.
What are the advantages of soft water.
Differentiate between Temporary & permanent hard water with suitable examples.
Give reason for the following:
Hardness in temporary water can be removed by boiling, but hardness in permanent hard water cannot.
Explain the meaning of the terms – hard water & soft water.
A sample of water is given in a trough. State how would you prove experimentally whether the given sample is hard water or soft water.
Permanent hardness of water is due to the presence of _______.
Temporary hardness of water can be removed by ________ of water.
