13. The air we breathe out during
exhalation is rich in______
Answers
Answered by
22
Answer:
carbon dioxide......
Explanation:
kotaksheetal70:
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Answered by
0
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.
Explanation:
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