Question

Explain air as a mixture of gases

Answer 1

Answer:

Air is a mixture of about 78% of nitrogen, 21% of oxygen, 0.9% of argon, 0.04% of carbon dioxide, and very small amounts of other gases. There is an average of about 1% water vapour. Animals live and need to breathe the oxygen in the air.

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Answer 2

Answer:

air is a mixture of about 78% of nitrogen,21% of oxygen,0.9% of argon,0.04% of carbon dioxide and a very small amount of other gases.