Initial mass of copper electrode (g) 1.201g Final mass of copper electrode (g) 1.163g Initial mass of key (g) 8.464g Final mass of key (g) 8.525g Average current (A) 0.015 A Time of current application (s) 30 min Electroplating Calculate the percent yield of copper and suggest the sources of error in this experiment.
Initial mass of copper electrode (g) 1.201g Final mass of copper electrode (g) 1.163g Initial mass of key (g) 8.464g Final mass of key (g) 8.525g Average current (A) 0.015 A Time of current application (s) 30 min Electroplating Calculate the percent yield of copper and suggest the sources of error in this experiment.
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
|
Initial mass of copper electrode (g) |
1.201g |
|
Final mass of copper electrode (g) |
1.163g |
|
Initial mass of key (g) |
8.464g |
|
Final mass of key (g) |
8.525g |
|
Average current (A) |
0.015 A |
|
Time of current application (s) |
30 min |
Electroplating
- Calculate the percent yield of copper and suggest the sources of error in this experiment.
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