Advertisements
Advertisements
प्रश्न
Explain the meaning of the terms – hard water & soft water.
Advertisements
उत्तर
- Hard Water: “Water that does not lather readily with ordinary soap and hence wastes soap” is called hard water.
- Soft Water: “Water that lather readily with ordinary soap and—hence, soap is not wasted” is called soft water.
APPEARS IN
संबंधित प्रश्न
Define the Hard water.
What do you understand by
Hard water
What are the advantages of hard water.
State the disadvantages of using hard water.
Explain the permutit method for softening hard water.
Give balanced equation to show how temporary hardness enters into water.
Give balanced equations to show how permanent hardness in water can be removed by addition of washing soda.
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?
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?
