The following data were collected for the reaction: 2A -> 4B + C Time Concentration of A Concentration of B (minutes) (moles/L) (moles/L) 0. 1.000 0.000 10 0.800 0.400 20 0.667 0.677 30 0.571 0.858 40 0.500 1.000 50 0.444 1.112 1. Make a graph of the concentrations of A and B versus time. Estimate the rate of disappearance of A and the rate of formation of B at t= 25 min and at t= 40 min. Compare the rates of disappearance ofA and formation of B. What would you expect the rate of formation of C to be at t= 25 min and t = 40 min? %3D 2. Determine graphically whether the reaction in #1 above is a first order or a second order reaction. Calculate the rate constant for the reaction.

The following data were collected for the reaction: 2A -> 4B + C Time Concentration of A Concentration of B (minutes) (moles/L) (moles/L) 0. 1.000 0.000 10 0.800 0.400 20 0.667 0.677 30 0.571 0.858 40 0.500 1.000 50 0.444 1.112 1. Make a graph of the concentrations of A and B versus time. Estimate the rate of disappearance of A and the rate of formation of B at t= 25 min and at t= 40 min. Compare the rates of disappearance ofA and formation of B. What would you expect the rate of formation of C to be at t= 25 min and t = 40 min? %3D 2. Determine graphically whether the reaction in #1 above is a first order or a second order reaction. Calculate the rate constant for the reaction.

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

The following data were collected for the reaction:
2A ->
4B + C
Time
Concentration of A
Concentration of B
(minutes)
(moles/L)
(moles/L)
0.
1.000
0.000
10
0.800
0.400
20
0.667
0.677
30
0.571
0.858
40
0.500
1.000
50
0.444
1.112
1. Make a graph of the concentrations of A and B versus time. Estimate the rate of disappearance of A and the rate of
formation of B at t= 25 min and at t= 40 min. Compare the rates of disappearance ofA and formation of B. What
would you expect the rate of formation of C to be at t= 25 min and t =
40 min?
%3D
2. Determine graphically whether the reaction in #1 above is a first order or a second order reaction. Calculate the rate
constant for the reaction.

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