Question

can you change a liquid in to vapour before its boiling point explain

Answer 1

Yes, we can do this by a process called evaporation.
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Evaporation is the process of change of a liquid into gaseous state before it's boiling point.It is a surface phenomenon.It is also used to separate some mixtures.
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I hope it helps you.

Answer 2

Think so yes.
In the state of water, when it reaches below or on 4 celsius , water expands, which is called anomlous expansion of water..

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