2C Exam 1 Key

2C Exam 1 Key - KEY Last Name -Lab Sec. # _ ; TA: First...

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KEY Fall 2010 Last Name First Name ---------------------- ------------ Lab Sec. # __ ; TA: ; Lab day/time: _ Andreas Toupadakis I Ph. D. Good luck © CHEMISTRY 2C Section A EXAM 1 Instructions: CLOSED BOOK EXAM! No books, notes, or additional scrap paper are permitted. All information required is contained on the exam. Placeall 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). This exam has 10 pages total. (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 2 pages contain a periodic table and some useful information. You may remove them for easy access. (4) If you finish early, RECHECKYOUR ANSWERS! u. C. Davis is an Honor Institution Possible Points Earned Points # 1-9 (4 points each) /36 # 10-13 (7 points each) /28 # 14 (8 points) / 8 # 15 (10 points) / 10 # 16 (18 points) / 18 Total Score ( 100 ) / 100 Your Name: thel ifecurve. com Multiple Choice (circle one) 1. a b tl d e ... 2. a b c ,g e es 3. a H c d e :d 4. a b c d ; hM.i 5. g b c d e 6. g b c d e 7. b ~ d a ~ e 8. b d ~ a c ~ 9. ~ b c d e 1-9 total points: 10.a E c d e i:;1 11. a b c g e i;"~ 12. a b !i'll d 'd e !;,.,;,i ~ b d 13·8 c e 10-13 total points:
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TOUPADAKIS Fall 2010 CHEM 2C SectionA EXAM 1 Page 2 of 10 Part I: Multiple Choice, Concepts (4 points each) Select the best answer and enter your choice on the cover sheet - No partial credit 1) Assume that you are using your laptop while it is using its battery. Also assume that when it is working, the reaction that takes place is described by the following chemical equation: Mg(s) + Pb 2 +(aq)~ Mg 2+(aq) + Pb(s) Which of the following statements about this cell is TRUE? a) The lead electrode is negatively charged. b) The cell notation is: Pb I Pb 2 +11M 2+I Mg tc.~,"""-,-.;. .;.;,,,,;;;.e.;.;m=:agnrode is the an d) EO > 0 for the cell meansthat starting with [Pb 2 +] = [Mg 2+] = 1M, when the cell is dead, it will be [Pb 2 +] > [Mg2+]. e) None of the above. @AT2010FALL EO = + 2.24 V 2) Consider the coordination compound,MX 4 YZ where M = metal atom, X, Y, Z = ligands. How manygeometric
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This note was uploaded on 03/18/2011 for the course CHEM 2C taught by Professor Endrle during the Spring '08 term at UC Davis.

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2C Exam 1 Key - KEY Last Name -Lab Sec. # _ ; TA: First...

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