tt2_smpl - Chem 123 (Test #2) - Sample Term Test #2...

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Page 1 of 4 Term Test #2 CHEMISTRY 123 Name: __________________________________________ ID#: ______________________ Surname Forename(s) 1. Make sure your test contains 4 pages (15 questions) . All questions are of equal value. 2. You have 50 minutes to complete this test. 3. Fill in oval 001 for Card Number on the computer card. 4. Circle your answers on this paper, and transfer them to the computer card. 5. This paper must be handed in with your computer card. K W = 1.00 x 10 -14 at 25 C 1. Given the equilibrium constant for equation 1, what is the equilibrium constant for equation 2? Equation 1: NH 3 ( g ) 1/2 N 2 ( g ) + 3/2 H 2 ( g ) K P = 0.157 Equation 2: N 2 ( g ) + 3 H 2 ( g ) 2 NH 3 ( g ) K P = ? A. 6.37 B. 40.6 C. 2.52 D. 0.0246 E. 0.314 2. For the following equilibrium, which is endothermic in the forward direction, choose the single correct statement. CH 3 CHO ( g ) CH 4 ( g ) + CO ( g ) A. A decrease in temperature will increase the pressure in the system. B. Addition of methane will increase the heat absorbed by the system. C. An increase in the volume of the system will increase the total moles of CO at equilibrium. D. At constant total pressure, an increase in temperature will increase the amount of CH 3 CHO at equilibrium. E.
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This note was uploaded on 02/25/2012 for the course CHEM 123 taught by Professor Pols during the Spring '07 term at Waterloo.

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tt2_smpl - Chem 123 (Test #2) - Sample Term Test #2...

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