Question

while travelling home by bus you left your school bag in IT prepare a classified advertisement in about 50 words for the same​

Answer 1

Air mainly have 4 major components which you have mentioned.

The other components are present in traces and therefore we consider only 4 components for separation of air.

However, the other components will separate in the same way (by fractional distillation) as the 4 above.

Answer 2

Answer:

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.