The Partial Pressures of CH₄,N₂,and O₂ in a Sample of a Gas

question 77

Multiple Choice

The partial pressures of CH₄,N₂,and O₂ in a sample of a gas mixture were found to be 183 mmHg,493 mmHg,and 551 mmHg,respectively.Calculate the mole fraction of nitrogen.

• A) 0.725
• B) 0.359
• C) 19.7
• D) 0.449
• E) 0.402