Consider the reaction of peroxydisulfate ion (S2Og-) with iodide ion (I¯) in aqueous solution: S,03- (aq) + 31 (aq) → 2 So?-(aq) + I5 (aq) At a particular temperature, the initial rate of disappear- ance of S20- varies with reactant concentrations in the following manner: Experiment [S,0,-](M) [I](M) Initial Rate (M/s) 0.018 0.036 2.6 x 106 0.027 0.036 3.9 x 106 3 0.036 0.054 7.8 x 106 0.050 0.072 1.4 x 10-5 (a) Determine the rate law for the reaction and state the units of the rate constant. (b) What is the average value of the rate constant for the disappearance of S,0,- based on the four sets of data? (c) How is the rate of dis- appearance of S2O3- related to the rate of disappearance of I ? (d) What is the rate of disappearance ofI when [S,0,2-] = 0.025 M and [I-] = 0.050 M? 2.

Consider the reaction of peroxydisulfate ion (S2Og-) with iodide ion (I¯) in aqueous solution: S,03- (aq) + 31 (aq) → 2 So?-(aq) + I5 (aq) At a particular temperature, the initial rate of disappear- ance of S20- varies with reactant concentrations in the following manner: Experiment [S,0,-](M) [I](M) Initial Rate (M/s) 0.018 0.036 2.6 x 106 0.027 0.036 3.9 x 106 3 0.036 0.054 7.8 x 106 0.050 0.072 1.4 x 10-5 (a) Determine the rate law for the reaction and state the units of the rate constant. (b) What is the average value of the rate constant for the disappearance of S,0,- based on the four sets of data? (c) How is the rate of dis- appearance of S2O3- related to the rate of disappearance of I ? (d) What is the rate of disappearance ofI when [S,0,2-] = 0.025 M and [I-] = 0.050 M? 2.

Chemistry

10th Edition

ISBN:9781305957404

Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste

Publisher:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste

Chapter1: Chemical Foundations

Section: Chapter Questions

Problem 1RQ: Define and explain the differences between the following terms. a. law and theory b. theory and...

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complete the table.
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