The reaction of peroxydisulfate ion (S2O82-) with iodine ion (I-) is S O 2- + 3I- 2SO 2- + I - 2 8 (aq) (aq) --- 4 (aq) 3 (aq) From the following data collected at a certain temperature, determine the rate law and calculate the rate constant. Experiment [S O2-] (M) [I] (M) Initial Rate (M/s) 1 0.080 0.034 2.2 x 10-4 2 0.080 0.017 1.1 x 10-4 3 0.16 0.017 2.2 x 10-4

Chemistry & Chemical Reactivity
9th Edition
ISBN:9781133949640
Author:John C. Kotz, Paul M. Treichel, John Townsend, David Treichel
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Chapter14: Chemical Kinetics: The Rates Of Chemical Reactions
Section: Chapter Questions
Problem 12PS: The reaction 2 NO(g) + 2 H2(g) N2(g) + 2 H2O(g) was studied at 904 C, and the data in the table...
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The reaction of peroxydisulfate ion (S2O82-) with iodine ion (I-) is

 

S O 2- +    3I 2SO 2-    + I -

2 8 (aq) (aq) --- 4 (aq)  3 (aq)

 

From the following data collected at a certain temperature, determine the rate law and calculate the rate constant.

 

Experiment

[S O2-] (M)

[I] (M)

Initial Rate (M/s)

1

0.080

0.034

2.2 x 10-4

2

0.080

0.017

1.1 x 10-4

3

0.16

0.017

2.2 x 10-4

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