Experiment 27 Rates & Mechanisms of Reations Method I visual Clock Reaction A. Concentration effects on reaction Rates 2- Log Log Time Temp Log S₂Og (time) (°c) Run mol/L [S₂O82] Time mo/L (sec) 1a 41.0 23.3 1b 34.0 22.9 1c 56.0 21.6 lavg 54.7 23.0 80.0 22.8 2 3 The stoichiometry of the reaction explored: 2 2 I² + S₂0 g²² = I 2 (aq) + 2504 2- For a reaction between two Iodides & a persulfate a possible sequence would be the following: I + S₂ 08² = 504² + 504I For t 2- 2- mechanisumy S04 I + I = I2 (aq) +504²- rate expression for mechanism 1-a rate = k [I][5,0% ] mechanisum 2: 2- 2I === I2- 2- 2 2- I2²+S₂ Og² = I₂caq) + 2504² rate expression 2a rate = 2k [I]2 rale expression 2-b rate = k [I-] 2 [S2082-] Experiment 27 hates & Mechanisms of Reations Method Visual Clock Reaction A. Concentration effects on reaction Rates 2- Log Log 1/ Time Temp Log [I] [320] (time) (°c) Iodine Run mol/L [S₂O82] Time mo/L (SCC) 4 5 79.0 21.6 67 51.0 22.4 95.0 23.4 7 197.0 23.4 8 16.1 22.6 The stoichiometry of the reaction explored: 2I + S₂08² = I 2 (aq) + 2504°² 2- For a reaction between two Iodides & a persulfate a possible sequence would be the following: For I+S208 2- 2- = =S04² + 5041 2- mechanisumy S04 I + I = I2 lag) +504² 2- rate expression for mechanism 1-a rate = k [I][S0% ] mechanisum 2: 2- 2I ==I2- 2- 2 I2² + S₂ Og² = I₂ caq) + 2504² rate expression 2a rate = 2k [I]2 rate expression 2-b rate = k [I-] 2 [S2082-
Experiment 27 Rates & Mechanisms of Reations Method I visual Clock Reaction A. Concentration effects on reaction Rates 2- Log Log Time Temp Log S₂Og (time) (°c) Run mol/L [S₂O82] Time mo/L (sec) 1a 41.0 23.3 1b 34.0 22.9 1c 56.0 21.6 lavg 54.7 23.0 80.0 22.8 2 3 The stoichiometry of the reaction explored: 2 2 I² + S₂0 g²² = I 2 (aq) + 2504 2- For a reaction between two Iodides & a persulfate a possible sequence would be the following: I + S₂ 08² = 504² + 504I For t 2- 2- mechanisumy S04 I + I = I2 (aq) +504²- rate expression for mechanism 1-a rate = k [I][5,0% ] mechanisum 2: 2- 2I === I2- 2- 2 2- I2²+S₂ Og² = I₂caq) + 2504² rate expression 2a rate = 2k [I]2 rale expression 2-b rate = k [I-] 2 [S2082-] Experiment 27 hates & Mechanisms of Reations Method Visual Clock Reaction A. Concentration effects on reaction Rates 2- Log Log 1/ Time Temp Log [I] [320] (time) (°c) Iodine Run mol/L [S₂O82] Time mo/L (SCC) 4 5 79.0 21.6 67 51.0 22.4 95.0 23.4 7 197.0 23.4 8 16.1 22.6 The stoichiometry of the reaction explored: 2I + S₂08² = I 2 (aq) + 2504°² 2- For a reaction between two Iodides & a persulfate a possible sequence would be the following: For I+S208 2- 2- = =S04² + 5041 2- mechanisumy S04 I + I = I2 lag) +504² 2- rate expression for mechanism 1-a rate = k [I][S0% ] mechanisum 2: 2- 2I ==I2- 2- 2 I2² + S₂ Og² = I₂ caq) + 2504² rate expression 2a rate = 2k [I]2 rate expression 2-b rate = k [I-] 2 [S2082-
Chemistry: Principles and Reactions
8th Edition
ISBN:9781305079373
Author:William L. Masterton, Cecile N. Hurley
Publisher:William L. Masterton, Cecile N. Hurley
Chapter11: Rate Of Reaction
Section: Chapter Questions
Problem 71QAP: For a certain reaction, Ea is 135 kJ and H=45 kJ. In the presence of a catalyst, the activation...
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I need the most help figuring out how to find [I^-] mol/ L, [S2O8^2-] mol/L. 1st and 2nd Blank columns.
![Experiment 27 Rates & Mechanisms of Reations
Method I visual Clock Reaction
A. Concentration effects on reaction Rates
2-
Log
Log
Time Temp Log S₂Og (time)
(°c)
Run mol/L
[S₂O82] Time
mo/L
(sec)
1a
41.0
23.3
1b
34.0
22.9
1c
56.0
21.6
lavg
54.7
23.0
80.0
22.8
2
3
The stoichiometry of the reaction explored:
2
2 I² + S₂0 g²² = I 2 (aq) + 2504
2-
For a reaction between two Iodides & a persulfate
a possible sequence would be the following:
I + S₂ 08² = 504² + 504I
For t
2-
2-
mechanisumy S04 I + I = I2 (aq) +504²-
rate expression for mechanism 1-a rate = k [I][5,0% ]
mechanisum 2:
2-
2I === I2-
2-
2
2-
I2²+S₂ Og² = I₂caq) + 2504²
rate expression 2a rate = 2k [I]2
rale expression 2-b rate = k [I-] 2 [S2082-]](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F98788fff-5d55-4f08-bd33-832b3c76eea7%2F9e4eded8-8691-4e62-9f56-6d893195a9a6%2Fvkl7mya_processed.jpeg&w=3840&q=75)
Transcribed Image Text:Experiment 27 Rates & Mechanisms of Reations
Method I visual Clock Reaction
A. Concentration effects on reaction Rates
2-
Log
Log
Time Temp Log S₂Og (time)
(°c)
Run mol/L
[S₂O82] Time
mo/L
(sec)
1a
41.0
23.3
1b
34.0
22.9
1c
56.0
21.6
lavg
54.7
23.0
80.0
22.8
2
3
The stoichiometry of the reaction explored:
2
2 I² + S₂0 g²² = I 2 (aq) + 2504
2-
For a reaction between two Iodides & a persulfate
a possible sequence would be the following:
I + S₂ 08² = 504² + 504I
For t
2-
2-
mechanisumy S04 I + I = I2 (aq) +504²-
rate expression for mechanism 1-a rate = k [I][5,0% ]
mechanisum 2:
2-
2I === I2-
2-
2
2-
I2²+S₂ Og² = I₂caq) + 2504²
rate expression 2a rate = 2k [I]2
rale expression 2-b rate = k [I-] 2 [S2082-]
![Experiment 27 hates & Mechanisms of Reations
Method Visual Clock Reaction
A. Concentration effects on reaction Rates
2-
Log
Log
1/ Time Temp Log [I] [320] (time)
(°c)
Iodine
Run
mol/L
[S₂O82] Time
mo/L
(SCC)
4
5
79.0
21.6
67
51.0
22.4
95.0
23.4
7
197.0
23.4
8
16.1
22.6
The stoichiometry of the reaction explored:
2I + S₂08² = I 2 (aq) + 2504°²
2-
For a reaction between two Iodides & a persulfate
a possible sequence would be the following:
For
I+S208
2-
2-
=
=S04² + 5041
2-
mechanisumy S04 I + I = I2 lag) +504²
2-
rate expression for mechanism 1-a rate = k [I][S0% ]
mechanisum 2:
2-
2I ==I2-
2-
2
I2² + S₂ Og² = I₂ caq) + 2504²
rate expression 2a rate = 2k [I]2
rate expression 2-b rate = k [I-] 2 [S2082-](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F98788fff-5d55-4f08-bd33-832b3c76eea7%2F9e4eded8-8691-4e62-9f56-6d893195a9a6%2Fmvksu5o_processed.jpeg&w=3840&q=75)
Transcribed Image Text:Experiment 27 hates & Mechanisms of Reations
Method Visual Clock Reaction
A. Concentration effects on reaction Rates
2-
Log
Log
1/ Time Temp Log [I] [320] (time)
(°c)
Iodine
Run
mol/L
[S₂O82] Time
mo/L
(SCC)
4
5
79.0
21.6
67
51.0
22.4
95.0
23.4
7
197.0
23.4
8
16.1
22.6
The stoichiometry of the reaction explored:
2I + S₂08² = I 2 (aq) + 2504°²
2-
For a reaction between two Iodides & a persulfate
a possible sequence would be the following:
For
I+S208
2-
2-
=
=S04² + 5041
2-
mechanisumy S04 I + I = I2 lag) +504²
2-
rate expression for mechanism 1-a rate = k [I][S0% ]
mechanisum 2:
2-
2I ==I2-
2-
2
I2² + S₂ Og² = I₂ caq) + 2504²
rate expression 2a rate = 2k [I]2
rate expression 2-b rate = k [I-] 2 [S2082-
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