What is the atmospheric PO₂
A)approximately 25 mmHg
B)approximately 120 mmHg
C)approximately 160 mmHg
D)approximately 220 mmHg

Name: What is the atmospheric PO₂ A)approximately 25 mmHg B)approximately 120 mmHg C)approximately 160 mmHg D)approximately 220 mmHg
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Question

Quizplus · Accepted Answer

The atmospheric partial pressure of oxygen (PO₂) is approximately 160 mmHg. This value is derived from the fact that oxygen makes up about 21% of the Earth's atmosphere and the total atmospheric pressure at sea level is about 760 mmHg.

What Is the Atmospheric PO₂