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प्रश्न
Differentiate between Temporary & permanent hard water with suitable examples.
उत्तर
Temporary hard water : contains bicarbonate of calcium or magnesium. Hardness can be removed by boiling water.
Permanent hard water : contains sulphates or chlorides of calcium and magnesium. Hardness cannot be removed by boiling water.
संबंधित प्रश्न
Define the Soft water.
Define the Hard water.
Name the compound responsible for temporary hardness.
Name three water borne diseases.
What do you understand by
Soft water
What do you understand by
Hard water
What are the advantages of soft water.
Give balanced equation to show how temporary hardness in water can be removed by boiling.
Give reason for the following:
Washing soda can be used to remove both temporary and permanent hardness in 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?
Explain the meaning of the terms – hard water & soft water.
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.
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.
Temporary hardness of water can be removed by ________ of water.
Name the process by which temporary hardness is easily removed from the water.
Temporary hardness of water can be removed by
