Question

How do you confirm the colourless liquid given to you is water​

Answer 1

If we boil water, nothing will remain in the substance in which water is boiled. Water will change into vapour. The boiling point of water is 100°C.

Answer 2

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.