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# problem_pdf - C Answer in units oF atm 003 10.0 points A...

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Version 188 – Practice assignment – Holcombe – (53570) 1 This print-out should have 5 questions. Multiple-choice questions may continue on the next column or page – fnd all choices beFore answering. This is a practice assignment so you can get a Feel For how Quest works. It does not count toward your grade, so Feel Free to experiment with answering questions. 001 10.0 points H± is a corrosive gas. At 2.0 atm and 300 K, H± occupies a 4.50 L volume. How many grams oF H± are in the volume? 1. 7.3 g 2. 2.74 g 3. 0.573 g 4. 4.82 g 5. 15.6 g 6. Not enough inFormation is given. 002 10.0 points What pressure is exerted by 1.55 mol oF hy- drogen gas in a 7.19 L container at 29
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Unformatted text preview: C? Answer in units oF atm. 003 10.0 points A ²ask contains 0.123 moles oF an ideal gas that occupies 781 mL. A second ²ask at the same temperature contains 0.0712 moles oF the same gas. The pressure is the same in both ²asks. What is the volume oF the second ²ask? 1. 89,180 mL 2. 452 mL 3. 1350 mL 4. 6.8 mL 5. 904 mL 004 10.0 points Ethane(C 2 H 6 ) is a gas. What volume will one mole oF this gas occupy at 760 torr and 473 K? Answer in units oF liters. 005 10.0 points At what temperature will 2.50 moles oF ideal gas produce a pressure oF 25.0 atm in a 10.0 L container? 1. 1,218 K 2. 1,490 K 3. 760 K 4. 12.0 ◦ C...
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## This note was uploaded on 05/14/2009 for the course CH 53575 taught by Professor Hackert during the Spring '09 term at University of Texas.

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