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प्रश्न
Two samples of water are placed in a beaker individually. State how you will determine experimentally which of the two samples contains permanent hard water.
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उत्तर
Boil each sample of water separately and then two each sample add ordinary soap, the sample that lathers are temporary hard water and the sample which does not lather is permanent hard water.
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संबंधित प्रश्न
What is the effect on boiling point of water when impurity is added.
Suggest one method for the removal along with the reaction for temporary hardness.
What do you understand by
Soft water
How will you distinguish between soft water and hard water?
Using given sample of temporary and permanent hard water, soft water, ordinary soap, detergent and washing soda how would you distinguish between hard and soft water?
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.
State the causes of hardness in water.
Give two natural sources of hard 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.
What are the methods of removing hardness of water?
