Practice Exam II F06

Practice Exam II F06 - Name Student ID Number Lab TA Name...

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Name______________________________________ Student ID Number___________________________ Lab TA Name and Time_______________________ Dr. Bryan Enderle Fall 2006 CHEMISTRY 2C (Section B) Exam II 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. Thank you for reading the instructions. If you require additional space, use the back of the exam. (1) Read each question carefully. (2) There is no partial credit for the problems in Part I and Part II. (3) The last page contains a periodic table and some useful information. You may remove this for easy access. (4) If you finish early, RECHECK YOUR ANSWERS! U.C. Davis is an Honor Institution Possible Points Points 1–10. 30 points 11. 9 points 12-14. 19 points 15-16. 13 points 17. 12 points 18. 20 points Total Score (103) 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
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Exam II Page 2 of 11 Part I: Multiple Choice, Concepts Circle the correct answer and enter your response on the cover – No partial credit 1. As a semimetal, tellurium acts as a metal and a nonmetal. Determine the common charge(s) of tellurium. Hint: consider the inert pair effect. A. +6 B. +4 C. -2 D. all of the above E. none of the above 2. In order to increase the rate of reaction, one could A. increase the rate constant B. increase the temperature C. decrease the activation energy D. all of the above E. none of the above 3. From your text: Use a value of k = 7.30 x 10 -4 / s for the first order decomposition of H 2 O 2 (aq) to determine the percent H 2 O 2 that has decomposed in the first 500.0 s after the reaction begins. A. 0.0%
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This note was uploaded on 10/14/2009 for the course CHE CHE 2C taught by Professor Nasiri during the Spring '07 term at UC Davis.

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Practice Exam II F06 - Name Student ID Number Lab TA Name...

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