The reaction 2A + 2B → M+ N has the rate law: Rate = k[A]?. At 25°C, k = 0.0107 L mol 1 s-1. If the initial concentrations of A and B are 0.314 M and 0.582 M, respectively Your answer is correct. (a) What is the half-life of the reaction? 297. seconds Hint Assistance Used Your answer is partially correct. (b) What will be the concentrations of A and B after 30.0 minutes? [A] = 0.0446 M [B] = 0.048 ! M

The reaction 2A + 2B → M+ N has the rate law: Rate = k[A]?. At 25°C, k = 0.0107 L mol 1 s-1. If the initial concentrations of A and B are 0.314 M and 0.582 M, respectively Your answer is correct. (a) What is the half-life of the reaction? 297. seconds Hint Assistance Used Your answer is partially correct. (b) What will be the concentrations of A and B after 30.0 minutes? [A] = 0.0446 M [B] = 0.048 ! M

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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Question

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The reaction 2A + 2B → M+ N has the rate law: Rate = k[A]². At 25°C, k = 0.0107 L mol-1 s1. If the initial concentrations of A and B are
0.314 M and 0.582 M, respectively
Your answer is correct.
(a)
What is the half-life of the reaction?
297.
seconds
Hint
Assistance Used
Your answer is partially correct.
(b)
What will be the concentrations of A and B after 30.0 minutes?
[A] =
0.0446
M
[B] = i
0.048
! M

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