Study Assignment 10 Electrolysis and Electroplating Chemistry R122 1. Molten magnesium bromide is electrolyzed. Draw the electrolytic cell involving this reaction. Indicate in your diagram a) the sign of the anode and of the cathode. b) which ions migrate to the cathode. c) which ions migrate to the anode. d) What is the half reaction that occurs at the anode? e) What is the half reaction that occurs at the cathode? f What minimum voltage must be applied to have the overall reaction occur? 2. If a solution of CuCl2 is electrolyzed, what reaction will occur at the anode when the minimum potential is applied? 3. A proposed battery involves the reaction of Zn(s) and Cl2(g) to give ZnCl2. If you want such a battery to operate for 10 hours and deliver 1.5A current, what is the minimum mass of zinc that the anode must have? 4. A commercial cell for producing F2 operates at a current of 1500A from the electrolysis of HF dissolved in KF. 2HF (KF) > H2(g) + F2(8) How long would this cell have to run in order to produce 25 kg of F2? tion containing Ptt is electrolyzed with a current of 4.00 A. how long will it take to 5. A solu plate out all of the platinum in 0.50L of a 0.010M solution of Ptt? 141
Study Assignment 10 Electrolysis and Electroplating Chemistry R122 1. Molten magnesium bromide is electrolyzed. Draw the electrolytic cell involving this reaction. Indicate in your diagram a) the sign of the anode and of the cathode. b) which ions migrate to the cathode. c) which ions migrate to the anode. d) What is the half reaction that occurs at the anode? e) What is the half reaction that occurs at the cathode? f What minimum voltage must be applied to have the overall reaction occur? 2. If a solution of CuCl2 is electrolyzed, what reaction will occur at the anode when the minimum potential is applied? 3. A proposed battery involves the reaction of Zn(s) and Cl2(g) to give ZnCl2. If you want such a battery to operate for 10 hours and deliver 1.5A current, what is the minimum mass of zinc that the anode must have? 4. A commercial cell for producing F2 operates at a current of 1500A from the electrolysis of HF dissolved in KF. 2HF (KF) > H2(g) + F2(8) How long would this cell have to run in order to produce 25 kg of F2? tion containing Ptt is electrolyzed with a current of 4.00 A. how long will it take to 5. A solu plate out all of the platinum in 0.50L of a 0.010M solution of Ptt? 141
Chemistry by OpenStax (2015-05-04)
1st Edition
ISBN:9781938168390
Author:Klaus Theopold, Richard H Langley, Paul Flowers, William R. Robinson, Mark Blaser
Publisher:Klaus Theopold, Richard H Langley, Paul Flowers, William R. Robinson, Mark Blaser
Chapter17: Electrochemistry
Section: Chapter Questions
Problem 36E: Consider a battery made from one half-cell that consists of a capper electrode in 1 M CuSO4 solution...
Related questions
Question
Number 1
Transcribed Image Text:Study Assignment 10
Electrolysis and Electroplating
Chemistry R122
1. Molten magnesium bromide is electrolyzed. Draw the electrolytic cell involving this
reaction. Indicate in your diagram
a) the sign of the anode and of the cathode.
b) which ions migrate to the cathode.
c) which ions migrate to the anode.
d) What is the half reaction that occurs at the anode?
e) What is the half reaction that occurs at the cathode?
f What minimum voltage must be applied to have the overall reaction occur?
2. If a solution of CuCl2 is electrolyzed, what reaction will occur at the anode when the
minimum potential is applied?
3. A proposed battery involves the reaction of Zn(s) and Cl2(g) to give ZnCl2. If you want
such a battery to operate for 10 hours and deliver 1.5A current, what is the minimum mass
of zinc that the anode must have?
4. A commercial cell for producing F2 operates at a current of 1500A from the electrolysis of
HF dissolved in KF.
2HF (KF) > H2(g) + F2(8)
How long would this cell have to run in order to produce 25 kg of F2?
tion containing Ptt is electrolyzed with a current of 4.00 A. how long will it take to
5. A solu
plate out all of the platinum in 0.50L of a 0.010M solution of Ptt?
141
Expert Solution
This question has been solved!
Explore an expertly crafted, step-by-step solution for a thorough understanding of key concepts.
This is a popular solution!
Trending now
This is a popular solution!
Step by step
Solved in 2 steps with 1 images
Knowledge Booster
Learn more about
Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, chemistry and related others by exploring similar questions and additional content below.Recommended textbooks for you
Chemistry by OpenStax (2015-05-04)
Chemistry
ISBN:
9781938168390
Author:
Klaus Theopold, Richard H Langley, Paul Flowers, William R. Robinson, Mark Blaser
Publisher:
OpenStax
Chemistry: Matter and Change
Chemistry
ISBN:
9780078746376
Author:
Dinah Zike, Laurel Dingrando, Nicholas Hainen, Cheryl Wistrom
Publisher:
Glencoe/McGraw-Hill School Pub Co
Chemistry
Chemistry
ISBN:
9781305957404
Author:
Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Publisher:
Cengage Learning
Chemistry by OpenStax (2015-05-04)
Chemistry
ISBN:
9781938168390
Author:
Klaus Theopold, Richard H Langley, Paul Flowers, William R. Robinson, Mark Blaser
Publisher:
OpenStax
Chemistry: Matter and Change
Chemistry
ISBN:
9780078746376
Author:
Dinah Zike, Laurel Dingrando, Nicholas Hainen, Cheryl Wistrom
Publisher:
Glencoe/McGraw-Hill School Pub Co
Chemistry
Chemistry
ISBN:
9781305957404
Author:
Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Publisher:
Cengage Learning
Chemistry: An Atoms First Approach
Chemistry
ISBN:
9781305079243
Author:
Steven S. Zumdahl, Susan A. Zumdahl
Publisher:
Cengage Learning
Chemistry: The Molecular Science
Chemistry
ISBN:
9781285199047
Author:
John W. Moore, Conrad L. Stanitski
Publisher:
Cengage Learning