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प्रश्न
What is the effect on boiling point of water when impurity is added.
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उत्तर
Any impurity present in water lowers its freezing point and raises its boiling point.
For example, salt is added to ice to lower its melting point. Such a mixture is called a freezing-mixture. The melting is called a freezing mixture is about -15° C.
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संबंधित प्रश्न
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Name three water borne diseases.
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Give two natural sources of hard water.
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Write a note on ion exchange.
