a. What are the orders of reaction with respect to each reactant, and what is the overall order of the reaction? b. Write the rate law for the reaction. c. Determine the value and units of the rate constant, k.

Chemistry: An Atoms First Approach
2nd Edition
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Author:Steven S. Zumdahl, Susan A. Zumdahl
Publisher:Steven S. Zumdahl, Susan A. Zumdahl
Chapter11: Chemical Kinetics
Section: Chapter Questions
Problem 30E: The reaction 2I-(aq)+S2O82-(aq)I2(aq)+2SO42-(aq) was studied at 25C. The following results were...
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1. Consider the reaction:
P4 + 6H2 → 4PH3.
A rate study of this reaction was conducted at 298 K. The data obtained are shown in
the table.
[P.], M
[H2), M
Initial Rate, M/s
0.0110
0.0075
3.20 х 104
0.0110
0.0150
6.40 x 10-4
0.0220
0.0150
6.39x 10-4
a. What are the orders of reaction with respect to each reactant, and what is
the overall order of the reaction?
b. Write the rate law for the reaction.
c. Determine the value and units of the rate constant, k.
Transcribed Image Text:1. Consider the reaction: P4 + 6H2 → 4PH3. A rate study of this reaction was conducted at 298 K. The data obtained are shown in the table. [P.], M [H2), M Initial Rate, M/s 0.0110 0.0075 3.20 х 104 0.0110 0.0150 6.40 x 10-4 0.0220 0.0150 6.39x 10-4 a. What are the orders of reaction with respect to each reactant, and what is the overall order of the reaction? b. Write the rate law for the reaction. c. Determine the value and units of the rate constant, k.
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