A compound has to be chemically bonded, however, air is not chemically bonded.
This can be proven by freezing air. By freezing air, it yields different liquids at different temperature. Liquid nitrogen has a different boiling point than liquid oxygen.
If air was a compound, they would all have a single boiling point and a single freezing point.
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Answer:
a.cations form when an atom gains electrons
If the volume increases, the density decreases. If the volume decreases, the density increases.
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Answer:
water,minerals carbon dioxide, and oxygen
Explanation:
We answered it on my little brothers quiz, and we got a 100%!!!