Advertisements
Advertisements
प्रश्न
Boiling removes the ................ hardness of water.
Advertisements
उत्तर
Boiling removes the temporary hardness of water
APPEARS IN
संबंधित प्रश्न
Give two examples of hydrated substances.
What do you observe when Washing soda is exposed to air ?
Define the Hard water.
State the disadvantages of using hard water.
How will you distinguish between soft water and hard water?
Give balanced equation to show how temporary hardness enters into water.
Give reason for the following:
Hardness in temporary water can be removed by boiling, but hardness in permanent hard water cannot.
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.
Fill in the blank:
Hard and soft water can be distinguished using _____.
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.
