Te1(1) - 1 YORK UNIVERSITY NAME F2010 SC/CHEM 2011.03 STUDENT NO Test 1 Friday 50 minutes 8 questions/25 marks Calculators are allowed No

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Unformatted text preview: 1 YORK UNIVERSITY NAME: F2010 SC/CHEM 2011.03 STUDENT NO. Test # 1 Friday October 22, 2010 50 minutes 8 questions /25 marks Calculators are allowed. No documentation allowed. /3 1. A gas is compressed adiabatically (that gas is the “system”). Indicate, for each quantity, whether it is positive (+), negative (- ), or zero (0). (1-1) w : (1-2) q : (1-3) Δ U surr : /3 2. The following three statements all refer to cyclic processes . Indicate, for each statement, whether it is true or false. (2-1) Cyclic processes are always reversible True False (2-2) For a cyclic process, q surr = 0 True False (2-3) For a cyclic process, Δ H = 0 True False /1 3. Circle only the extensive properties in this list: temperature pressure volume energy density 2 /3 4. A rigid vessel of volume 0.500 m 3 containing H 2 at 25.00 ◦ C and a pressure of 200 × 10 3 Pa is connected to a second rigid vessel of volume 1.000 m 3 containing Ar at 40.00 ◦ C and a pressure of 150 × 10 3 Pa. A valve separating the two vessels is opened and both are cooled to a temperature of 10.00 ◦ C. What is the final pressure in the vessels. 3...
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This note was uploaded on 06/13/2011 for the course CHEM 2000 taught by Professor Jacky during the Spring '11 term at York University.

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Te1(1) - 1 YORK UNIVERSITY NAME F2010 SC/CHEM 2011.03 STUDENT NO Test 1 Friday 50 minutes 8 questions/25 marks Calculators are allowed No

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