Multiple Choice
When the air in a testing chamber is specially mixed so that its oxygen content is 10% and its overall air pressure is 400 mm Hg, then PO₂ is ________.
A) 400 mm Hg
B) 82 mm Hg
C) 40 mm Hg
D) 4 mm Hg
Correct Answer:
Verified
Correct Answer:
Verified
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