If the total pressure of a mixture of gases was 760 mm Hg and its composition is 20% oxygen, 0.04% carbon dioxide, 75% nitrogen, and 5% water vapor, then the partial pressure of oxygen would be

A. 740 mm Hg.
B. 20 mm Hg.
C. 148 mm Hg.
D. 152 mm Hg.
E. 200 mm Hg.


D

Anatomy & Physiology

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