Chem 162 Spring 03, Test 2

Chem 162 Spring 03, Test 2 - Chemistry 162 Exam II March...

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Chemistry 162 Exam II March 26, 2003 Student Name: _____________________ Recitation Section Number: ____ Recitation Instructor: _________________________ 01 = M3, M. Rabeony 03 = M5, R. Agarwal 04 = M5, B. Langowski 06 = W3, M. Rabeony 07 = W3, B. Langowski 08 = W5, B. Langowski 11 = F3, M. Rabeony 17 = M1, R. Agarwal 19 = M3, N. Marky 20 = M3, R. Agarwal 23 = W1, E.Tavss 25 = W3, E. Tavss 26 = W3, N. Marky 30 = TH3, N. Marky 31 = TH3, E. Tavss 33 = M6, R. Porcja 34 = M6, R. Agarwal 37 = M8, R. Porcja 38 = W6, J. Waidlich 39 = W8, J. Waidlich The exam has 25 questions for credit and an additional one to check the color of your exam booklet. Please answer all 26 questions on the OpScan sheet. There is no penalty for guessing. At the end of the 80-minute exam period, please hand in only this top sheet and your OpScan form. If you finish early, please do not disturb your fellow students. A proctor will check your picture-ID, OpScan form and signature during the exam. Exam scores and an exam curve will be posted as soon as possible. ON THE OpScan FORM: (Use a Number 2 Pencil or Darker) (1) SIGN your name across the TOP of the form. (2) code only the following information: [ blacken circles] (a) Your Name . . . LAST NAME FIRST [ blank space between last and first names ] (b) Your SOCIAL SECURITY NUMBER [Start under Box A and continue to Box I ] (c) Your RECITATION SECTION NUMBER (Boxes ) [Sections R1=51, R2=52, R3=53 (d) Your EXAM FORM NUMBER (Box P ) Your EXAM FORM is: c See last page of exam for table of atomic weights, as well as a listing of all relevant formulas and constants. 162 EXAM II V1 SPRING 2003 1
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1. We recognize a state of equilibrium when A. the reaction goes to completion B. all molecular motion stops C. there is no further change in any macroscopic property D. the reaction goes halfway to completion E. the system alternates between reactants and products in a periodic fashion 2. 2CO 2 (g) 2CO(g) + O 2 (g) K c = 2.0 x 10 -7 If 2.0 mol of CO 2 is placed in a 5.0 Liter container, and decomposes according to the above equation, calculate the concentration of O 2 at equilibrium. A.
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Chem 162 Spring 03, Test 2 - Chemistry 162 Exam II March...

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