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प्रश्न
Permanent hardness of water is due to the presence of _______.
पर्याय
sulphates and chlorides
dust particles
carbonates and bicarbonates
other soluble particles
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उत्तर
Permanent hardness of water is due to the presence of sulphates and chlorides.
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संबंधित प्रश्न
What is the effect on boiling point of water when impurity is added.
What are the advantages of soft water.
What are the advantages of hard water.
State the disadvantages of using hard water.
Explain with equation, what is noticed when permanent hard water is treated with Washing soda.
How will you distinguish between soft water and hard water?
Give reason for the following:
Hardness in temporary water can be removed by boiling, but hardness in permanent hard water cannot.
Give two natural sources of hard water.
Temporary hardness of water can be removed by ________ of water.
What are the methods of removing hardness of water?
