945 G of Liquid Hexane (C₆H₁₄) Is Introduced into a 10.0

question 129

Multiple Choice

9.45 g of liquid hexane (C₆H₁₄) is introduced into a 10.0 L vessel containing 13.15 atm of oxygen gas at 21ºC and ignited, yielding carbon dioxide and water. If the vessel is then cooled to -10.ºC, what will be the gas pressure inside the vessel

• A) 1.42 atm
• B) 3.09 atm
• C) 10.9 atm
• D) 12.6 atm
• E) 13.15 atm

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