Exam4--Fall1998 - C HEMISTRY1 3O FORM FALL1 998 FINAL E XAM...

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CHEMISTRY 13O FORM FALL 1998 FINAL EXAM DECEMBER 14, 1998 Be sure you have a scantron answer sheet and 13 pages in your exam' (cover, 9 question pages, 2 information and a periodic table') ON THE ANSWER SHEET A. LEFT side: Print out and fill in the circles for your: NAME RECTTATION SECTION NUMBER TEST FORM MUMBER and 10 digit STUDENT ID NUMBER B. RIGHT side : SIGN YOUR NAME THE EXAMINATION Thereare40mu|tip|echoicequestionseachworth5pointsforatota|of200points.sELEcT THE oNE BEST ANsWER. MORE THAN oNE sELiCTED ANswER wILL BE MARKED AS AN INCORRECT ANSWER! you have 120 minutes to complete this exam. Do not spend too much time on any one question' Answer the questions in any order. MAKE SURE THAT ANSWERS MATCH THE QUESTION NUMBERS. proctors are not permitted to answer about the content of this exam' PLEASE TURN IN YOUR SCANTRON/ANSWER SHEET' ONLY' DO NOT RETURN THE EXAM. Graduate Student Instructors and Section Numbers Melissa Batchelor Chris Cole lim Davis Trary Cui Brett Duerscn Jack Green Stephanie Mann Manolis MatzaPetakis StaceY Nevins Cathy Perso Panagis PhiliPPakoPoulos Lynette Noblitt Jose Santos Helen Shi Ryan Sweeder Haixing Wang Hao Xu 305,507,508 402,4Q3 404,405 106,1 12,1 18 302,304,206,314 10 1, 103, 1.07, 1 13,303,406 )urr)uo 102,105,1 16 109,301,503 114,502,504,505 z:CIL,216,Zl9 203,204,205 104,211,313,320 L21,208,223 110,111,120 206,22:0,22L 210,215,309,319 -/.R-
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"Ef Page 1 1) Given K1 for reaction(1) and K2 for reaction reaction (3), at the same temperature. A) B) E) K1/K2 2) At 700 K, K = 0.125 M for the reaction: c(s) + coz (s) i: 2 CO (g) Into a 1.0 L flask, ( at 700 K) are placed 0.30 mole of C(s), 2.0 mole of COz (g) , and 0 28 mole of CO (g) Which one of the following statements is true? A) This system is initially at equilibrium. B) None of the above statements are true. C) Net reaction will not change the number of moles of solid C(s). Di Net reaction wrll increase the number of moles of CO (g) Ej Net reaction will the number of moles of COz (g) 3) A 1.0 L box was filled with I moles of SOz (g), 3 moles of NO2(g) 2 moles of SOs (g) and 1 mote of NO (g) The reactron was allowed io reacn equilibrium. At equilibrium, 6 moles of SOz (g) weie found- What G for the reaction? 2 NOz * NrO4 Kr 10.9 2 N2O g Oz ? 2 NzO4 t',tto (g) * glZ Oz (g) K' (Kz)t" Kr Kz Soz Noz (9) = A) Yw=2 B) K is between 1 and 2 C) is smaller than 1 D) G=1 E) lQ is larger than 2 c) ( Kl)1/2 K2 D) K2lK1 SOr (g) t'lO (9) Kz= 1'2 2NzOa(g) Ks=? <_ Form 3 (2) at a particular temperature' Determine K3 for -46-
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Page 2 4) Consider the following endothermic reaction with 2 COz (g) -t2 CO (s) + oz (9) <_ Which of the following will produce an increase in the quantity of CO2 (g) at equilibrium? Form 3 Kp= 5.8 atm' (1) (2) decrease the volume increase (3) decrease temperature (4) temPerature A) B) UJ D) tr\ (3)only (1) and (3) onlY (1) only (2)and (4)onlY (2)only 5) At 30.0 o
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This note was uploaded on 10/14/2009 for the course CHEM 130 taught by Professor Jadwigasipowska during the Fall '07 term at University of Michigan.

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Exam4--Fall1998 - C HEMISTRY1 3O FORM FALL1 998 FINAL E XAM...

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