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2007-10-18 11:03:20 · 1 answers · asked by Gregory B 1 in Science & Mathematics Chemistry

1 answers

A vapor is the gaseous state of a substance that is a liquid at room conditions. So air is composed of nitrogen and oxygen gases and water vapor.

2007-10-18 11:11:46 · answer #1 · answered by steve_geo1 7 · 2 0

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