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.

Explanation:

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Answer 2

Answer:

air is a mixture of gases

Explanation:

oxygen(O2) 21% , 78% nitrogen , 1% other gases like argon, carbon dioxide,neon, hydrogen etc

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