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प्रश्न
Fill in the blank:
Hard and soft water can be distinguished using _____.
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उत्तर
Hard and soft water can be distinguished using ordinary soap.
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संबंधित प्रश्न
Suggest one method for the removal along with the reaction for temporary hardness.
Temporary hardness of water can be removed by
What do you understand by
Hard water
Explain the permutit method for softening hard water.
Give balanced equation to show how temporary hardness in water can be removed by boiling.
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.
Give two natural sources of hard water.
What is permanent hardness of water? How can it be removed?
Write a note on ion exchange.
Temporary hardness of water can be removed by
