dolphine87 dolphine87

18-01-2021
Biology

contestada

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

Respuesta :

danyellessamaroo danyellessamaroo

18-01-2021

Answer:

c: 16%

Explanation:

experied oxygen is also exhaled o2

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