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प्रश्न
How will you distinguish between soft water and hard water?
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उत्तर
Hard water... is water that contains an appreciable quantity of dissolved minerals (like calcium and magnesium). Soft water is treated water in which the only ion is sodium. As rainwater falls, it is naturally soft. On the other hand, soft water tastes salty and is sometimes not suitable for drinking.
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संबंधित प्रश्न
What do you observe when Washing soda is exposed to air ?
Define the Hard water.
Name three water borne diseases.
Boiling removes the ................ hardness of water.
Explain with equation, what is noticed when permanent hard water is treated with Washing soda.
Explain the meaning of the terms – hard water & soft water.
Give two natural sources of hard water.
Permanent hardness of water is due to the presence of _______.
What are the methods of removing hardness of water?
What is the reason for the hardness of water?
