What Is the Partial Pressure of Oxygen in a Gas

question 130

Multiple Choice

What is the partial pressure of oxygen in a gas mixture that is 40% oxygen, 40% argon, and 20% helium, when the total pressure of the gas is 1000 mm Hg?

• A) 100 mm Hg
• B) 400 mm Hg
• C) 600 mm Hg
• D) 333 mm Hg
• E) 200 mm Hg

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