How would you confirm that a colourless liquid given to you is water?

1.	How would you confirm that a colourless liquid given to you is 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. If we got hydrogen and oxygen after separating it then it would be water

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