Question

what is the composition of air​

Answer 1

Answer:

Nitrogen - 78 percent . oxygen - 21 percent

Argon - 0.93 percent . carbon dioxide -0.04

percent. trace amounts off neon helium ,

methane, krypton and hydrogen ,as will as water vapor.

Answer 2

Answer :-

• Air is a mixture of 79% nitrogen, 20% oxygen, 1% carbon dioxide, water vapours and some other gases. Air also contains dust particles.