5. In an experiment on the Pt H2 H electrode in dilute H2SO4, the following current densities were observed at 25°C. Evaluate a and I, for the electrode. n/mV 50 100 150 200 250 I/ mA cm² 2.66 8.91 29.9 100 335 6. On oxidation of a range of solutions containing ferrocene at a glassy carbon electrode of diameter 1.5 mm, the current at t=1 s was determined as a function of the concentration of ferrocene. What is the diffusion coefficient of ferrocene given that the oxidation is a one electron process? [ferrocene]/mM ϋ/ΜΑ 1 3 4 8.9 17.8 26.7 35.6 44.5
5. In an experiment on the Pt H2 H electrode in dilute H2SO4, the following current densities were observed at 25°C. Evaluate a and I, for the electrode. n/mV 50 100 150 200 250 I/ mA cm² 2.66 8.91 29.9 100 335 6. On oxidation of a range of solutions containing ferrocene at a glassy carbon electrode of diameter 1.5 mm, the current at t=1 s was determined as a function of the concentration of ferrocene. What is the diffusion coefficient of ferrocene given that the oxidation is a one electron process? [ferrocene]/mM ϋ/ΜΑ 1 3 4 8.9 17.8 26.7 35.6 44.5
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...
Related questions
Question
None
![5. In an experiment on the Pt H2 H electrode in dilute H2SO4, the following current
densities were observed at 25°C. Evaluate a and I, for the electrode.
n/mV
50
100
150 200 250
I/ mA cm² 2.66 8.91 29.9 100 335
6. On oxidation of a range of solutions containing ferrocene at a glassy carbon electrode
of diameter 1.5 mm, the current at t=1 s was determined as a function of the concentration
of ferrocene. What is the diffusion coefficient of ferrocene given that the oxidation is a one
electron process?
[ferrocene]/mM
ϋ/ΜΑ
1
3
4
8.9
17.8
26.7
35.6 44.5](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2Fecc4aa95-6b0b-4811-83ce-4a6ce7f45fbf%2F7e173e8c-ab64-41e2-a9ad-1bc6cb401c3a%2Flqydnyk_processed.jpeg&w=3840&q=75)
Transcribed Image Text:5. In an experiment on the Pt H2 H electrode in dilute H2SO4, the following current
densities were observed at 25°C. Evaluate a and I, for the electrode.
n/mV
50
100
150 200 250
I/ mA cm² 2.66 8.91 29.9 100 335
6. On oxidation of a range of solutions containing ferrocene at a glassy carbon electrode
of diameter 1.5 mm, the current at t=1 s was determined as a function of the concentration
of ferrocene. What is the diffusion coefficient of ferrocene given that the oxidation is a one
electron process?
[ferrocene]/mM
ϋ/ΜΑ
1
3
4
8.9
17.8
26.7
35.6 44.5
Expert Solution
This question has been solved!
Explore an expertly crafted, step-by-step solution for a thorough understanding of key concepts.
Step by step
Solved in 2 steps with 6 images
Recommended textbooks for you
Chemistry
Chemistry
ISBN:
9781305957404
Author:
Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Publisher:
Cengage Learning
Chemistry
Chemistry
ISBN:
9781259911156
Author:
Raymond Chang Dr., Jason Overby Professor
Publisher:
McGraw-Hill Education
Principles of Instrumental Analysis
Chemistry
ISBN:
9781305577213
Author:
Douglas A. Skoog, F. James Holler, Stanley R. Crouch
Publisher:
Cengage Learning
Chemistry
Chemistry
ISBN:
9781305957404
Author:
Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Publisher:
Cengage Learning
Chemistry
Chemistry
ISBN:
9781259911156
Author:
Raymond Chang Dr., Jason Overby Professor
Publisher:
McGraw-Hill Education
Principles of Instrumental Analysis
Chemistry
ISBN:
9781305577213
Author:
Douglas A. Skoog, F. James Holler, Stanley R. Crouch
Publisher:
Cengage Learning
Organic Chemistry
Chemistry
ISBN:
9780078021558
Author:
Janice Gorzynski Smith Dr.
Publisher:
McGraw-Hill Education
Chemistry: Principles and Reactions
Chemistry
ISBN:
9781305079373
Author:
William L. Masterton, Cecile N. Hurley
Publisher:
Cengage Learning
Elementary Principles of Chemical Processes, Bind…
Chemistry
ISBN:
9781118431221
Author:
Richard M. Felder, Ronald W. Rousseau, Lisa G. Bullard
Publisher:
WILEY