Final - Copy

Final - Copy - Chem 51A Final Exam 156 points; 2 hours...

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1 Chem 51A Final Exam 156 points; 2 hours December 9, 2009 Problem Possible Points Score _______________________________________ 1 30 ______ 2 18 ______ 3 23 ______ 4 25 ______ 5 10 ______ 6 20 ______ 7 18 ______ 8 12 ______ ____________________________________ Total 156 ______ Academic Honesty Policy. Academic honesty is strictly enforced on quizzes, exams, and other aspects of this course. Academic dishonesty will result in a failing grade in the class and a letter in the student's file. Activities constituting academic dishonesty include: Cheating •Copying from others during an examination. •Communicating exam answers with other students during an examination. •Offering another person's work as one's own. •Taking an examination for another student or having someone take an examination for oneself. •Tampering with an examination after it has been corrected, then returning it for more credit. •Using unauthorized materials, prepared answers, written notes, or concealed information during an examination. Dishonest Conduct •Stealing or attempting to steal an examination or answer key from the instructor. •Allowing another student to copy off of one's own work during a test. Collusion •Any student who knowingly or intentionally helps another student perform any of the above acts is subject to discipline for academic dishonesty. I understand and will abide by this academic honesty policy: ____________________________ (signature) Seat: _______
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2 1. Fill in the blanks from among the choices provided. If you believe that more than one choice is valid, choose the best answer. (30 points) a. An acid with a pK a of 4.76: _____________ choices: HCl, NH 3 , CF 3 COOH, CH 3 CH 2 OH, CH 3 COOH, H 2 O b. An ionic compound: _____________ choices: BF 3 , Et 2 O, CCl 4 , CH 4 , CH 2 =CH 2 , NaOCH 3 c. A Lewis acid: _____________ choices: BF 3 , Et 2 O, CCl 4 , CH 4 , CH 2 =CH 2 , NaOCH 3 d. A typical value of a bond dissociation energy: _____________ choices: 1 kcal/mol, 3 kcal/mol, 10 kcal/mol, 30 kcal/mol, 100 kcal/mol, 300 kcal/mol e. A typical energy barrier to rotation about a carbon-carbon single bond: _____________ choices: 1 kcal/mol, 3 kcal/mol, 10 kcal/mol, 30 kcal/mol, 100 kcal/mol, 300 kcal/mol
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This note was uploaded on 11/11/2010 for the course CHEM 51A taught by Professor Sangodkar during the Fall '07 term at UC Irvine.

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Final - Copy - Chem 51A Final Exam 156 points; 2 hours...

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