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प्रश्न
How will you distinguish between soft water and hard water?
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
Give two examples of hydrated substances.
What do you observe when Washing soda is exposed to air ?
Define the Soft water.
Define the Hard water.
Boiling removes the ................ hardness of water.
What are the advantages of soft water.
State the disadvantages of using hard water.
Give balanced equations to show how permanent hardness in water can be removed by addition of washing soda.
Fill in the blank:
Hard and soft water can be distinguished using _____.
What is the reason for the hardness of water?
