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practice_exam_i - Dr Dorte Madsen Name Student ID Number...

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Name______________________________________________ Student ID Number___________________________________ LAB Sec. # ___; TA: __________; Lab day/time: __________ Dr. Dorte Madsen Winter 2007 CHEMISTRY 2B (Section A) Practice Exam I 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 #1–13. (3 points each) / 39 #13-19. (6 points each) / 36 #20. (20 points) / 20 #21. (12 points) / 12 #22. (14 points) / 14 Total Score (127) / 121 Multiple Choice (circle one) 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 11. a b c d e 12. a b c d e 13. a b c d e 1-13 total pts: 14. a b c d e 15. a b c d e 16. a b c d e 17. a b c d e 18. a b c d e 19. a b c d e 13-19 total pts:
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Name: ____________________________________ Exam I (Page 2 of 12) Part I: Multiple Choice, Concepts (3 points each) Select the best answer and enter your choice on the cover sheet – No partial credit 1. (3 pts) Which of the following statements is (are) true? (a) Enthalpy is a state function. (b) A chemist takes the surroundings point of view when determining the sign for work or heat. (c) The heat of reaction and change in enthalpy can always be used interchangeably. (d) Your Chem. 2B instructor’s last name is Augustine. (e) At least two of the above statements are true. 2. (3 pts) Which one of the following is the strongest intermolecular force experienced by the Noble gases? (a) Van der Waals or London forces (b) Dipole-dipole interactions (c) hydrogen bonding (d) Polar covalent bonds (e) Ion-ion 3. (3 pts) The resistance of a liquid to an increase in its surface area is called?
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practice_exam_i - Dr Dorte Madsen Name Student ID Number...

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