HW8 - Cheung, Anthony Homework 8 Due: Nov 1 2006, midnight...

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Unformatted text preview: Cheung, Anthony Homework 8 Due: Nov 1 2006, midnight Inst: McCord 1 This print-out should have 18 questions. Multiple-choice questions may continue on the next column or page find all choices before answering. The due time is Central time. 001 (part 1 of 1) 10 points Toluene (C 6 H 5 CH 3 ) is a liquid compound similar to benzene (C 6 H 6 ). Calculate the mole fraction of toluene in the solution that contains 99.3 g toluene and 130 g benzene. 002 (part 1 of 1) 10 points We mix 51 grams of oxygen gas with 59 grams of argon gas in a volume of 931 mL at 164 C. What will be the final pressure of the gas mixture? Answer in units of atm. 003 (part 1 of 1) 10 points What is the density of nitrogen gas at STP? 1. 4.00 g/L 2. 1.25 g/L 3. 0.625 g/L 4. 2.50 g/L 5. 0.500 g/L 004 (part 1 of 3) 10 points A chemist has synthesized a greenish-yellow gaseous compound that contains only chlorine and oxygen and has a density of 7.71 g/L at 36.0 degrees Celsius and 2188.8 mm Hg. What is the molar mass of the compound?...
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HW8 - Cheung, Anthony Homework 8 Due: Nov 1 2006, midnight...

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