Science, asked by vtech492, 11 months ago

Why does the amount of gases in inhaled air and exhaled air vary

Answers

Answered by lovelysingh55

1

Answer:

The amount of inhaled air contains 21% of oxygen and 0.04% of carbon dioxide, while the air we breathe out contains 16.4% of oxygen and 4.4% of carbon dioxide. This is because our cells use oxygen from the inhaled air to release energy and give out carbon dioxide as a byproduct.

Explanation:

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