The Mole Fraction of Oxygen Molecules in Dry Air Is $\circ$

question 11

Multiple Choice

The mole fraction of oxygen molecules in dry air is 0.2095. What volume of dry air at 1.00 atm and 25 ^$\circ$ C is required for burning 1.00 L of octane (C₈H₁₈, density = 0.7025 g/mL) completely, yielding carbon dioxide and water

• A) 150 L
• B) 367 L
• C) 718 L
• D) 1880 L
• E) 8970 L

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