Because of the relatively high altitude of Antonito, Colorado, the tow – McqOptions

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1.	Because of the relatively high altitude of Antonito, Colorado, the town has a normal barometric pressure of about 600 mm He rather than 760 mm Hg as at sea level. The partial pressure of oxygen in Antonito's air is approximately:
A.	75 mmHg
B.	126 mmHg
C.	160 mm Hg
D.	760 mm Hg
Answer» C. 160 mm Hg

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