Review | Constants | Periodic Table There are several factors that affect the rate constant of a reaction. These factors include temperature, activation energy, steric factors (orientation), and also collision frequency, which changes with concentration and phase. All the factors that affect the rate constant can be = m b. 1 where y is In k, m is the slope or -,z is , and b is the y-intercept or ln A. The linearity of this equation is illustrated graphically in the image.(Figure 1) summarized in an equation called the Arrhenius equation: Part B k= Ae E,/RT where k is the rate constant, A is the frequency factor, E, is the activation energy, R= 8.314 J/(mol K) is the universal gas An unknown reaction was observed, and the following data were collected: (К) (M -1 . s-1) Figure 1 of 1 352 109 426 185 Determine the activation energy for this reaction. Express your answer with the appropriate units. • View Available Hint(s) slope = HA ? In k Value kJ/ mol Submit /T P Pearson
Review | Constants | Periodic Table There are several factors that affect the rate constant of a reaction. These factors include temperature, activation energy, steric factors (orientation), and also collision frequency, which changes with concentration and phase. All the factors that affect the rate constant can be = m b. 1 where y is In k, m is the slope or -,z is , and b is the y-intercept or ln A. The linearity of this equation is illustrated graphically in the image.(Figure 1) summarized in an equation called the Arrhenius equation: Part B k= Ae E,/RT where k is the rate constant, A is the frequency factor, E, is the activation energy, R= 8.314 J/(mol K) is the universal gas An unknown reaction was observed, and the following data were collected: (К) (M -1 . s-1) Figure 1 of 1 352 109 426 185 Determine the activation energy for this reaction. Express your answer with the appropriate units. • View Available Hint(s) slope = HA ? In k Value kJ/ mol Submit /T P Pearson
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
![I Review Constants | Periodic Table
There are several factors that affect the rate
+ b
constant of a reaction. These factors include
temperature, activation energy, steric factors
(orientation), and also collision frequency, which
changes with concentration and phase. All the
factors that affect the rate constant can be
summarized in an equation called the Arrhenius
equation:
т
E
1
where y is In k, m is the slope or -, z is , and b is the y-intercept or ln A. The linearity of this equation
is illustrated graphically in the image.(Figure 1)
Part B
k = Ae-E/RT
where k is the rate constant, A is the frequency
factor, E is the activation energy,
R= 8.314 J/(mol K) is the universal gas
An unknown reaction was observed, and the following data were collected:
k
(К)
(M-1.s-1y
Figure
1 of 1
352
109
426
185
Determine the activation energy for this reaction.
Express your answer with the appropriate units.
• View Available Hint(s)
slope =
In k
HA
Value
kJ/ mol
Submit
1/T
P Pearson](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F370ea171-8bb9-4b07-85c5-04ae9f865ef9%2F2ef33f1d-db08-4dd8-a8b9-9b77957ee76e%2Fl9thdgk_processed.jpeg&w=3840&q=75)
Transcribed Image Text:I Review Constants | Periodic Table
There are several factors that affect the rate
+ b
constant of a reaction. These factors include
temperature, activation energy, steric factors
(orientation), and also collision frequency, which
changes with concentration and phase. All the
factors that affect the rate constant can be
summarized in an equation called the Arrhenius
equation:
т
E
1
where y is In k, m is the slope or -, z is , and b is the y-intercept or ln A. The linearity of this equation
is illustrated graphically in the image.(Figure 1)
Part B
k = Ae-E/RT
where k is the rate constant, A is the frequency
factor, E is the activation energy,
R= 8.314 J/(mol K) is the universal gas
An unknown reaction was observed, and the following data were collected:
k
(К)
(M-1.s-1y
Figure
1 of 1
352
109
426
185
Determine the activation energy for this reaction.
Express your answer with the appropriate units.
• View Available Hint(s)
slope =
In k
HA
Value
kJ/ mol
Submit
1/T
P Pearson
![26 of 39
I Review | Constants | Periodic Table
There are several factors that affect the rate
constant of a reaction. These factors include
temperature, activation energy, steric factors
(orientation), and also collision frequency, which
changes with concentration and phase. All the
factors that affect the rate constant can be
summarized in an equation called the Arrhenius
equation:
Part A
A certain reaction has an activation energy of 67.0 kJ/mol and a frequency factor of Aj = 3.20x1012
M-'s-. What is the rate constant, k, of this reaction at 20.0 °C ?
k= Ae E/RT
where k is the rate constant, A is the frequency
factor, Ea is the activation energy,
R= 8.314 J/(mol · K) is the universal gas
Express your answer with the appropriate units. Indicate the multiplication of units explicitly either
with a multiplication dot (asterisk) or a dash.
• View Available Hint(s)
Figure
< 1 of 1
HA
k =
Value
M1•s1
Submit
slope =
%3D
In k
The linear form of the Arrhenius equation
The Arrhenius equation can be rearranged to a form that resembles the equation for a straight line:
In k
O + In A
1/T
E.
1
P Pearson](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F370ea171-8bb9-4b07-85c5-04ae9f865ef9%2F2ef33f1d-db08-4dd8-a8b9-9b77957ee76e%2F1o1wlan_processed.jpeg&w=3840&q=75)
Transcribed Image Text:26 of 39
I Review | Constants | Periodic Table
There are several factors that affect the rate
constant of a reaction. These factors include
temperature, activation energy, steric factors
(orientation), and also collision frequency, which
changes with concentration and phase. All the
factors that affect the rate constant can be
summarized in an equation called the Arrhenius
equation:
Part A
A certain reaction has an activation energy of 67.0 kJ/mol and a frequency factor of Aj = 3.20x1012
M-'s-. What is the rate constant, k, of this reaction at 20.0 °C ?
k= Ae E/RT
where k is the rate constant, A is the frequency
factor, Ea is the activation energy,
R= 8.314 J/(mol · K) is the universal gas
Express your answer with the appropriate units. Indicate the multiplication of units explicitly either
with a multiplication dot (asterisk) or a dash.
• View Available Hint(s)
Figure
< 1 of 1
HA
k =
Value
M1•s1
Submit
slope =
%3D
In k
The linear form of the Arrhenius equation
The Arrhenius equation can be rearranged to a form that resembles the equation for a straight line:
In k
O + In A
1/T
E.
1
P Pearson
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