Question

We inhale which gas​

Answer 1

Answer:

oxygen

Explanation:

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Answer 2

Answer:

To people who think that we only breathe oxygen, here is a fact-

Explanation:

During inhalation, we receive air that contains various gases: nitrogen (almost 80%), oxygen (almost 20%) and other gases including 0.04% carbon dioxide.

We do need O2 for respiration but Nitrogen and CO2 are really important...

Hope it helps : )