If the Total Pressure of a Mixture of Gases Was

question 34

Multiple Choice

If the total pressure of a mixture of gases was 760 mm Hg and its composition is 20% oxygen, 0.04% carbon dioxide, 75% nitrogen, and 5% water vapor, then the partial pressure of oxygen would be ________.

• A) 740 mm Hg
• B) 20 mm Hg
• C) 148 mm Hg
• D) 152 mm Hg
• E) 200 mm Hg