Question

what is composition of
air​

Answer 1

Answer:

Air is a combination of different gases. The major components of air are as follows:

(a) Nitrogen - 78%

(b) Oxygen - 21%  

(c) The remaining 1% consists of argon (about 0.9%), carbon dioxide (about 0.03%) and traces of other gases.

(d) It also consists of water vapor, dust and smoke which varies timely from place to place.

Explanation:

Answer 2

● NITROGEN = 78%

● OXYGEN = 21%

● ARGON = 0.93%

● CARBON DIOXIDE = 0.04%