A sample of water under study was found to boil at 102 degrees celsius at normal temperature and pressure is the water pure? Which water freeze at zero degree celsius? Comment
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No. The water is contaminated with some impurities . Pure water has its boiling point at 100·C and freezing point at 0·C .
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Sample 'B' will not freeze at 0°C because it is not pure water. At one atmospheric pressure, the boiling point of pure water is 100°C and the freezing point of pure water is 0°C.
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