Air in a Testing Chamber Is Specially Mixed So That

question 18

Multiple Choice

Air in a testing chamber is specially mixed so that its oxygen content is 20% and its overall air pressure is 500 mm Hg.What is the partial pressure of oxygen in this chamber?

• A)1000 mm Hg
• B)100 mm Hg
• C)10 mm Hg
• D)1 mm Hg

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