Physics, asked by soumyaranjanpradhan8, 7 months ago

the oxygen percentage in intake air is ?

Answers

Answered by rs3177275

Answer:

20.95%

Explanation:

Composition. Inhaled air is by volume 79% nitrogen, 20.95% oxygen and small amounts of other gases including argon, carbon dioxide, neon, helium, and hydrogen. The gas exhaled is 4% to 5% by volume of carbon dioxide, about a 100 fold increase over the inhaled amount

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