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How long will it take for 97.9% of the

How long will it take for 97.9% of the

Chemistry
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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total amount of O2 (in moles) formed in the first 20 s of reaction =1.1 mol

Rate = k[H2O2] 

The rate constant for the decomposition of H2O2 was determined to be 2.83x10-2 s-1. How long will it take for 97.9% of the H2O2 to decompose? O 0 O 7.31×10-3 s O 137 s O 24.5 s O 0.751 s
Transcribed Image Text:The rate constant for the decomposition of H2O2 was determined to be 2.83x10-2 s-1. How long will it take for 97.9% of the H2O2 to decompose? O 0 O 7.31×10-3 s O 137 s O 24.5 s O 0.751 s
Consider the following reaction: H2O2(aq) – H2O() + ½O2(g) and the kinetics plots below to answer the questions to the right. Figure 1. Plot of [H,O,] vs time 0.9 0.8 0.7 0.6 0.5 0.4 03 0.2 0.1 20 40 60 80 time (s) Figure 2. Plot of the natural logarithm of [H,0,] vs time 40 60 80 100 -0.5 -1 -1.5 -2 -2.5 -3 tirme (s) In(concentration of H,O,) concentration of H,O, (mol L)
Transcribed Image Text:Consider the following reaction: H2O2(aq) – H2O() + ½O2(g) and the kinetics plots below to answer the questions to the right. Figure 1. Plot of [H,O,] vs time 0.9 0.8 0.7 0.6 0.5 0.4 03 0.2 0.1 20 40 60 80 time (s) Figure 2. Plot of the natural logarithm of [H,0,] vs time 40 60 80 100 -0.5 -1 -1.5 -2 -2.5 -3 tirme (s) In(concentration of H,O,) concentration of H,O, (mol L)
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