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What is the approximate percentage of oxygen in expired air? A 0.04% B 4% C 16% D 21%

What is the approximate percentage of oxygen in expired air? A 0.04% B 4% C 16% D 21%
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What is the approximate percentage of oxygen in expired air?
A 0.04% B 4% C 16% D 21%

User Lei Hao
by
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1 Answer

6 votes

Answer:

c: 16%

Step-by-step explanation:

experied oxygen is also exhaled o2

User Insilico
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