A Mixture of N₂, O₂, and Ar Has Mole Fractions

question 89

Multiple Choice

A mixture of N₂, O₂, and Ar has mole fractions of 0.25, 0.65, and 0.10, respectively. What is the pressure of N₂ if the total pressure of the mixture is 3.9 bar?

• A) 2.5 bar
• B) 0.39 bar
• C) 0.67 bar
• D) 0.98 bar
• E) 1.33 bar

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