Question

what is the difference between vapour and gases

Answer 1

Answer:

-A gas is a substance above its critical temperature but below its critical pressure, while a vapour is a substance above its boiling point. -Gas is one of the 4 states of matter whereas vapour does not classify as such.

Explanation:

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Answer 2

Answer:

Vapour is a substance which has experienced a phase change. Gas is a substance which has not, and will not experience a phase change. -A gas is a substance above its critical temperature but below its critical pressure, while a vapour is a substance above its boiling point.