Previous Test 2

Previous Test 2 - MULTIPLE CHOICE Choose the one alternative that best completes the statement or answers the question 1 1 Considert;e following

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MULTIPLE CHOICE. Choose the one alternative that bestcompletes the statement or answers the question. /~ \ ... ..:. .:;., .., 1) Considert.;efollowing reaction: '- . 1) _ '-- CuS(s) + 0:2(g) ~ Cu(s) + 502{g) A reaction mixtureinitially contains 2.9 M 02. Determine the equilibrium concentration of 02 if Kc for the reaction at this temperature is 1.5. A) 1.7 M ,.iB) 12M q 0.59 M 0) 21M E) 1.9M 2) Given the following balanced equation, detennine the rate of reaction with respect to [5021· ~)".l. ...::' 2 SO:2 (g) + 0:2(g) -->- 2 503(g) 1,- ~ .. A_"",;~~O~""', A) Rate = + 1 A[S0:21 ,;~~ 2 At A[502] B) Rate = --/1.-t- 2 A[SOzl q Rate=+ At k-. . - 1 A [S021 ./ u) Rate = ---"'--At- E) It is not possible to deten:nine withoutmore information. 3) Given the-following balanCed equation, determine the rate of reaction with resp!!ct to [NOO]. If 3) : Ai the rateof021055 is 4.84 x 10- 2 MIs, what is the rate offormation of I\IQQ? l~(:-· \ t,. \ 2 NO(g) + 02(g) - 2 NOO(g) Est A) 4.84 ,. 10- 2 MIs . i').HOC \ { y - (1) q y ! {) -t- B) 1.45 x 10- 1 Mis " ',- - C) 2.42 x 10- 2 MIs 10) 9.68 x 10-'-2 MIs E) 1.61-,. 10- 2 MIs 4} What is the overaU order ofthe following reaction, given the ratelaw? 4) -.- 2NO(g) + H2{g) - N2(g) + 2H20(g) Rate = k[NO]?[H21 A) Othorder ./ B) 3rd order q 2ndorder 0) 4th order E) 1st order
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------- " I I ?v' 1;S,Gtventhefollowing ratelaw, how does the rate ofreaction change if the concentration ofYis 5)- .'\ L /' doubled? I Rate = k [X]Z[Y]3 A) The rate ofreaction will increase by a factor of2. "'~ The rate ofreaction will increaseby a factor of9. (cj)he rate ofreaction will increase bya factor of8. 0( The rate ofreaction will increase by a factor of4. E) The rate ofreaction will remain unchanged. 6)L 6) Determine the rate law and the~~e of ~ for the following reaction usingthe data provided. " NOz(g)
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This note was uploaded on 09/09/2009 for the course CH 102 taught by Professor Staff during the Spring '08 term at Alabama.

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Previous Test 2 - MULTIPLE CHOICE Choose the one alternative that best completes the statement or answers the question 1 1 Considert;e following

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