Question

Explain the composition of air

Answer 1

By volume, dry air contains 78.09%nitrogen, 20.95% oxygen, 0.93% argon, 0.04% carbon dioxide, and small amounts of other gases. Air also contains a variable amount of water vapor, on average around 1% at sea level, and 0.4% over the entire atmosphere.

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Answer 2

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Here's the answer---------------------------------------------------------------------------------

Composition of air:-
First of all, Air in our atmosphere is consists/composed of many molecules of different gases.
Nitrogen and oxygen are two gases which make up the bulk of the atmosphere.
Carbon dioxide, Helium ,Ozone , Argon and Hydrogen is found in lesser quantities.
Apart from these gases many tiny dust particles are also present in air.
Nitrogen-78%
Oxygen-21%
Argon-0.98%
Carbon dioxide-0.03%
All other gases-0.04%

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