Attempt 1 - 1. unimolecular 0% 2. bimolecular 100% 3....

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View Attempt 1 of 5 Title: Chapter 16(2) Started: October 4, 2009 2:44 AM Submitted: October 4, 2009 2:46 AM Time spent: 00:01:44 Total score: 1/3 = 33.33% Total score adjusted by 0.0 Maximum possible score: 3 1. Rate Law Mechanism 10 Consider the reaction, H 2 + I 2 => 2 HI , which is found to be half order in I 2 and first order in H 2 . Which step of the proposed mechanism must be slow in order to agree with this rate law? I 2 => 2 I I + H 2 => H 2 I H 2 I + I => 2 HI Student Response Value Correct Answer Feedback 1. 1 0% 2. 2 100% 3. 3 0% 4. Either 2 or 3 0% Score: 0/1 2. Mechanism Molecularity 21 The proposed mechanism for a reaction is: NO => N + O O + O 3 => 2 O 2 O 2 + N => NO 2 What is the molecularity of step 2? Student Response Value Correct Answer Feedback
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Unformatted text preview: 1. unimolecular 0% 2. bimolecular 100% 3. termolecular 0% View Attempt https://scholar.uh.edu/webct/urw/lc305051878.tp305053160/ViewStudent. .. 1 of 2 04-Oct-09 2:46 AM 4. impossible to tell without knowing which is the slow step 0% Score: 1/1 3. Arrhenius k 1 set of conditions 1 A first order reaction has an activation energy of 52.0 kJ/mol and a frequency factor (Arrhenius constant) of 9.15 x 10 13 sec -1 . Calculate the rate constant at 26 o C. Student Response Value Correct Answer Answer not answered 0% 75,302 Score: 0/1 Done View Attempt https://scholar.uh.edu/webct/urw/lc305051878.tp305053160/ViewStudent. .. 2 of 2 04-Oct-09 2:46 AM...
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This note was uploaded on 02/17/2010 for the course CHEM 1332 taught by Professor Shiv during the Fall '08 term at University of Houston.

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Attempt 1 - 1. unimolecular 0% 2. bimolecular 100% 3....

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