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The oxidation of SO2 to SO3 by O2 can involve NO2. The reaction proceeds according to the following mechanism: 2 NO2 (g) + 2 SO2 (g) ---> 2 NO (g) + 2 SO3 (g) 2NO (g) + O2 (g) --->2 NO2 (g) a) Do we consider NO2 a catalyst or an intermediate in this reaction? b) would you classify NO as a catalyst or an intermediate in this reaction? c) is this an example of homogeneous

The oxidation of SO2 to SO3 by O2 can involve NO2. The reaction proceeds according to the following mechanism: 2 NO2 (g) + 2 SO2 (g) ---> 2 NO (g) + 2 SO3 (g) 2NO (g) + O2 (g) --->2 NO2 (g) a) Do we consider NO2 a catalyst or an intermediate in this reaction? b) would you classify NO as a catalyst or an intermediate in this reaction? c) is this an example of homogeneous

Chemistry: The Molecular Science
Chemistry: The Molecular Science
5th Edition
ISBN:9781285199047
Author:John W. Moore, Conrad L. Stanitski
Publisher:John W. Moore, Conrad L. Stanitski
Chapter11: Chemical Kinetics: Rates Of Reactions
Section: Chapter Questions
Problem 75QRT
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The oxidation of SO2 to SO3 by O2 can involve NO2. The reaction proceeds according to the following mechanism:

2 NO2 (g) + 2 SO2 (g) ---> 2 NO (g) + 2 SO3 (g)

2NO (g) + O2 (g) --->2 NO2 (g)

a) Do we consider NO2 a catalyst or an intermediate in this reaction?

b) would you classify NO as a catalyst or an intermediate in this reaction?

c) is this an example of homogeneous catalysis or heterogeneous catalysis?

Group of answer choices
A.) a) catalyst; b) intermediate & c) heterogeneous
 
B.) a) intermediate; b) catalyst & c) homogeneous
 
C.) a) catalyst; b) intermediate & c) homogeneous
 
D.) a) intermediate b) catalyst & c) heterogeneous
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