Post Lab Question: 1. How would a change in temperature from 218 K to 228 K affect the rate of this reaction? (Increase or decrease? By what factor? What is the ratio of the k values?) As always, show the calculations and answer specifically. 2. How would a change in temperature from 418 K to 428 K affect the rate of this reaction? (Increase or decrease? By what factor? What is the ratio of the k values?) As always, show the calculations and answer specifically. 3. During the experiment you added 8 drops of copper(II) sulfate, the catalyst, to the tested solution. Is this an example of heterogeneous or homogeneous catalysis? Explain why.
Post Lab Question: 1. How would a change in temperature from 218 K to 228 K affect the rate of this reaction? (Increase or decrease? By what factor? What is the ratio of the k values?) As always, show the calculations and answer specifically. 2. How would a change in temperature from 418 K to 428 K affect the rate of this reaction? (Increase or decrease? By what factor? What is the ratio of the k values?) As always, show the calculations and answer specifically. 3. During the experiment you added 8 drops of copper(II) sulfate, the catalyst, to the tested solution. Is this an example of heterogeneous or homogeneous catalysis? Explain why.
Chemistry: Matter and Change
1st Edition
ISBN:9780078746376
Author:Dinah Zike, Laurel Dingrando, Nicholas Hainen, Cheryl Wistrom
Publisher:Dinah Zike, Laurel Dingrando, Nicholas Hainen, Cheryl Wistrom
Chapter16: Reaction Rates
Section16.2: Factors Affecting Reaction Rates
Problem 17SSC
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Reaction of interest : S2O82-(aq) + 3I- (aq)→ 2SO42-(aq) + I3-(aq). rate= k[S2O82-]1[I-]1.
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