a) Voltammetry is a collection of techniques in which the relationship between the current and voltage is observed during an electrochemical process. State the name of the electrode where all reactions of interest in voltammetry occur 140 b) Given the voltammogram below 20 0.8 0.6 0.4 0.2 0 -0.2 -0.6 -0.4 Potential (V) i. What type of voltammetry is depicted by this voltammogram? ii. This voltammogram contains points known as the Ere and the Era. Define these terms. iii. From the voltammogram, calculate the half wave potential 1/2. 10 O Current -10 -20
a) Voltammetry is a collection of techniques in which the relationship between the current and voltage is observed during an electrochemical process. State the name of the electrode where all reactions of interest in voltammetry occur 140 b) Given the voltammogram below 20 0.8 0.6 0.4 0.2 0 -0.2 -0.6 -0.4 Potential (V) i. What type of voltammetry is depicted by this voltammogram? ii. This voltammogram contains points known as the Ere and the Era. Define these terms. iii. From the voltammogram, calculate the half wave potential 1/2. 10 O Current -10 -20
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 Three
a) Voltammetry is a collection of techniques in which the relationship between the current and
voltage is observed during an electrochemical process. State the name of the electrode where
all reactions of interest in voltammetry occur
b) Given the voltammogram below
20
0.8
0.6
0.4
0.2
-0.6
0
-0.4
-0.2
Potential (V)
i.
What type of voltammetry is depicted by this voltammogram?
ii.
This voltammogram contains points known as the Ere and the Epa. Define these terms.
E₁/2.
iii.
From the voltammogram, calculate the half wave potential
c) The chromatogram of a two component mixture is given below. The separation was done
using a 25 cm long column at a flow rate of 0.40 mL/min.
10
O
Current
-10
-20](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F90e870ad-aa59-4cfc-b0d2-45642b74f21f%2F2b2cafd6-d1c3-4cff-8d04-42b153bad15e%2F9fi9j_processed.jpeg&w=3840&q=75)
Transcribed Image Text:Question Three
a) Voltammetry is a collection of techniques in which the relationship between the current and
voltage is observed during an electrochemical process. State the name of the electrode where
all reactions of interest in voltammetry occur
b) Given the voltammogram below
20
0.8
0.6
0.4
0.2
-0.6
0
-0.4
-0.2
Potential (V)
i.
What type of voltammetry is depicted by this voltammogram?
ii.
This voltammogram contains points known as the Ere and the Epa. Define these terms.
E₁/2.
iii.
From the voltammogram, calculate the half wave potential
c) The chromatogram of a two component mixture is given below. The separation was done
using a 25 cm long column at a flow rate of 0.40 mL/min.
10
O
Current
-10
-20
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