What Is the Mole Fraction of O₂ in a Gas

question 6

Multiple Choice

What is the mole fraction of O₂ in a gas mixture with a total pressure of 750 torr when the partial pressure of O₂ is 125 torr?

• A)0.167
• B)6.00
• C)0.200
• D)0.333
• E)0.833

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