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प्रश्न
State the disadvantages of using hard water.
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उत्तर
- It is more difficult to form lather with soap.
- Scum may form in a reaction with soap, wasting the soap.
- Carbonates of calcium and magnesium form inside kettles. This wastes energy whenever you boil a kettle.
- Hot water pipes 'fur up'. Carbonates of calcium and magnesium start to coat the inside of pipes which can eventually get blocked.
संबंधित प्रश्न
What is the effect on boiling point of water when pressure is increased?
Suggest one method for the removal along with the reaction for permanent hardness of water.
Explain with equation, what is noticed when permanent hard water is treated with Washing soda.
Differentiate between Temporary & permanent hard water with suitable examples.
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.
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.
Permanent hardness of water is due to the presence of _______.
Name the process by which temporary hardness is easily removed from the water.
