Toupa Exam2 W07

Toupa Exam2 W07 - Name 2 ( Page 1 of 9) MIDTERM Name_ Lab...

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Name___________________________________________________ Lab Sec. # ____; TA: ______________; Lab day/time: ___________ Andreas Toupadakis, Ph.D. Winter 2007 CHEMISTRY 2B Section D MIDTERM 2 (circle one ) Instructions: CLOSED BOOK EXAM ! No books, notes, or additional scrap paper are permitted. All information required is contained on the exam. Place all work in the space provided. If you require additional space, use the back of the exam. A scientific calculator may be used (if it is a programmable calculator, its memory must be cleared before the exam). (1) Read each question carefully. (2) For Parts I and II , there is no partial credit given and only answers marked on this cover page will be graded . (3) The last page contains a periodic table and some useful information. You may remove it for easy access. (4) If you finish early, RECHECK YOUR ANSWERS! U.C. Davis is an Honor Institution Possible Points Points # 1–10 (4 points each) / 40 # 11-15 (7 points each) / 35 # 16 (25 points) / 25 Total Score (100) / 100 1. a b c d e 2. a b c d e 3. a b c d e 4. a b c d e 5. a b c d e 6. a b c d e 7. a b c d e 8. a b c d e 9. a b c d e 10. a b c d e 1-10 total points: 11. a b c d e 12. a b c d e 13. a b c d e 14. a b c d e 15. a b c d e 11-15 total points: Multiple Choice
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Name (Page 2 of 9) MIDTERM 2 Part I: Multiple Choice, Concepts (4 points each) Select the best answer and enter your choice on the cover sheet – No partial credit 1. The chemical system below is at equilibrium. Use the chemical equation and enthalpy change below to determine which of the following changes will NOT lead to a change in the equilibrium amount of H 2 ? N 2 (g) + 2 H 2 (g) N 2 H 4 (g) H = +95.4 kJ/mol a. Adding N 2 H 4 b. Removing N 2 c. Increasing the volume of the container.
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Toupa Exam2 W07 - Name 2 ( Page 1 of 9) MIDTERM Name_ Lab...

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