The reaction between selenious acid and iodide ion in acid solution is H2SeO3 + 6I- + 4H+ ⇌ Se + 2I3- + 3H2O The initial reaction rates were measured at 0°C at a variety of concentrations. Determine the order of the reaction with respect to H2SeO3, I- and H+ and the rate constant. Write the rate law for the reaction.
The reaction between selenious acid and iodide ion in acid solution is H2SeO3 + 6I- + 4H+ ⇌ Se + 2I3- + 3H2O The initial reaction rates were measured at 0°C at a variety of concentrations. Determine the order of the reaction with respect to H2SeO3, I- and H+ and the rate constant. Write the rate law for the reaction.
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 6QRT
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The reaction between selenious acid and iodide ion in acid solution is
H2SeO3 + 6I- + 4H+ ⇌ Se + 2I3- + 3H2O
The initial reaction rates were measured at 0°C at a variety of concentrations. Determine the
order of the reaction with respect to H2SeO3, I- and H+ and the rate constant. Write the rate law
for the reaction.
![1
2
3
4
5
6
7
8
9
10
[H₂SeO3]
(x10-4 M)
0.712
2.40
7.20
0.712
0.712
0.712
0.712
0.712
0.712
0.712
[H*]
(x10-²M)
2.06
2.06
2.06
2.06
2.06
2.06
2.06
2.06
5.18
12.5
[1]
(x10-² M)
3.0
3.0
3.0
1.8
3.0
9.0
15.0
3.0
3.0
3.0
Initial rate
(x10-7 M/s)
4.05
14.6
44.6
0.93
4.05
102.0
508.0
4.05
28.0
173.0](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F6a1ff2b8-90b1-44ab-871c-06e52e95307a%2F5beb4c6f-89d1-469e-9ba6-7fd191907976%2Fys6ntm_processed.png&w=3840&q=75)
Transcribed Image Text:1
2
3
4
5
6
7
8
9
10
[H₂SeO3]
(x10-4 M)
0.712
2.40
7.20
0.712
0.712
0.712
0.712
0.712
0.712
0.712
[H*]
(x10-²M)
2.06
2.06
2.06
2.06
2.06
2.06
2.06
2.06
5.18
12.5
[1]
(x10-² M)
3.0
3.0
3.0
1.8
3.0
9.0
15.0
3.0
3.0
3.0
Initial rate
(x10-7 M/s)
4.05
14.6
44.6
0.93
4.05
102.0
508.0
4.05
28.0
173.0
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