how do you confirm that colorless liquid given to you is pure
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How would you confirm that a colourless liquid given to you is pure water? Answer: The boiling point and freezing point of the given liquid comes out to be 100°C or 373 K and 0°C or 273 K respectively under one atmospheric pressure, it confirms that the given liquid is pure water.
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Evaporate the colourless liquid on a low flame. If no residue is left, then it is pure water otherwise not.
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