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If 20% of the Air Is Composed of O₂, the Partial

Question 14

Multiple Choice

If 20% of the air is composed of O₂, the partial pressure of oxygen at sea level where atmospheric pressure is 760 mm Hg is

A) 20 mm Hg
B) 760 mm Hg
C) 70 mm Hg
D) 350 mm Hg
E) 152 mm Hg

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