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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
What is the effect on boiling point of water when pressure is increased?
Give two examples for Efflorescent substance.
What do you understand by
Soft water
What do you understand by
Hard water
Differentiate between Hard & soft water with suitable examples.
Give reason for the following:
Washing soda can be used to remove both temporary and permanent hardness in 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.
Temporary hardness of water can be removed by ________ of water.
What is permanent hardness of water? How can it be removed?
Write a note on ion exchange.
