Question

what is the difference between a gas and a vapour?​

Answer 1

Explanation:

Vapour is a substance that is a combination of gaseous and liquid phase in ordinary conditions. Gas is a substance that has a single thermodynamic state in ordinary conditions. Examples: Iodine exists in a solid form under ordinary conditions, but upon heating, it changes to the vapour form.

Answer 2

Answer:

Vapour is a substance that is a combination of gaseous and liquid phase in ordinary conditions. Gas is a substance that has a single thermodynamic state in ordinary conditions. Examples: Iodine exists in a solid form under ordinary conditions, but upon heating, it changes to the vapour form.

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