CHemMT1 - Name_ Student ID Number_ LAB Sec. # _; TA: _; Lab...

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Name______________________________________________ Student ID Number___________________________________ LAB Sec. # ___; TA: __________; Lab day/time: __________ Dr. Dorte Madsen Spring 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, II and III there is no partial credit given, and ONLY ANSWERS ON THE FRONT PAGE ARE 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 #1–9. (1 points each) / 10 #10-15. (3 points each) / 18 #16-21. (6 points) / 36 #22. (10 points) / 10 #23. (12 points) / 12 #24 - 25. (12 + 8 points) / 20 Regrade bonus (4 points) /4 Total Score / 110 Enter your answer:
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Name: ____________________________________ Exam I (Page 2 of 10) Part I: True/False Questions, Concepts (1 points each) Write either “T” if the statement is True or “F” is the statement is False on the front page 1. Kinetic energy is the energy of motion 2. Body centered cubic is a close packed structure 3. The enthalpy of a system is the internal energy minus work 4. In a saturated solution the rate of dissolution equals the rate of crystallization 5. The vapor pressure is independent of temperature 6. CCl 4 has a higher surface tension than CHCl 3 7. Gas solubility increases with temperature 8. Work is done when a force acts through a distance. 9. Below the freezing point a substance can only exist in the solid state 10. Molality is independent of temperature, molarity is dependent of temperature
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Name: ____________________________________ Exam I (Page 3 of 10) Part II:
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CHemMT1 - Name_ Student ID Number_ LAB Sec. # _; TA: _; Lab...

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