At an atmospheric pressure of 870 mm Hg with 21 percent oxygen, the partial pressure of oxygen is ________.
A) 100 mm Hg
B) 127 mm Hg
C) 151 mm Hg
D) 182 mm Hg
E) 219 mm Hg

Question

Quizplus · Accepted Answer

21% of the atmospheric pressure is contributed by oxygen. Thus, partial pressure of oxygen would be 0.21 x 870 mm Hg which is equal to 182 mm Hg. Therefore, option D is the correct answer.

At an Atmospheric Pressure of 870 Mm Hg with 21