When the Pb²+ concentration is 5.44x104 M, the observed cell potential at 298K for an electrochemical cell with the following reaction is 0.953V. What is the Mn²+ concentration? Pb²+ (aq) + Mn(s)→→→→→ Pb(s) + Mn²+(aq) Answer: M
When the Pb²+ concentration is 5.44x104 M, the observed cell potential at 298K for an electrochemical cell with the following reaction is 0.953V. What is the Mn²+ concentration? Pb²+ (aq) + Mn(s)→→→→→ Pb(s) + Mn²+(aq) Answer: M
Chemistry: Principles and Practice
3rd Edition
ISBN:9780534420123
Author:Daniel L. Reger, Scott R. Goode, David W. Ball, Edward Mercer
Publisher:Daniel L. Reger, Scott R. Goode, David W. Ball, Edward Mercer
Chapter18: Electrochemistry
Section: Chapter Questions
Problem 18.98QE
Related questions
Question
Transcribed Image Text:When the Pb²+ concentration is 5.44×104 M, the observed cell potential at 298K for an electrochemical cell with the following reaction is 0.953V. What is the Mn²+
concentration?
Pb²+ (aq) + Mn(s) Pb(s) + Mn²¹(aq)
Answer:
M
![When the
Pb²+ concentration is 1.11 M, the observed cell potential at 298 K for an electrochemical cell with the following reaction is 0.676 V. What is the
Cr³+ concentration?
3Pb²+ (aq) + 2Cr(s) → 3Pb(s) + 2Cr³+ (aq)
red
Pb²+ (aq) + 2e¯ → Pb(s) Ee
→ Cr(s) E red
Cr³+ (aq) + 3e
[Cr³+ ]
=
M
-0.126 V
= -0.740 V](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F42025ce8-f425-464a-bcd2-677adca2e453%2F7791a479-8dba-4a30-9b43-ef928e79562b%2Fhnb3p8o_processed.png&w=3840&q=75)
Transcribed Image Text:When the
Pb²+ concentration is 1.11 M, the observed cell potential at 298 K for an electrochemical cell with the following reaction is 0.676 V. What is the
Cr³+ concentration?
3Pb²+ (aq) + 2Cr(s) → 3Pb(s) + 2Cr³+ (aq)
red
Pb²+ (aq) + 2e¯ → Pb(s) Ee
→ Cr(s) E red
Cr³+ (aq) + 3e
[Cr³+ ]
=
M
-0.126 V
= -0.740 V
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 4 steps with 4 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: Principles and Practice
Chemistry
ISBN:
9780534420123
Author:
Daniel L. Reger, Scott R. Goode, David W. Ball, Edward Mercer
Publisher:
Cengage Learning
Chemistry: The Molecular Science
Chemistry
ISBN:
9781285199047
Author:
John W. Moore, Conrad L. Stanitski
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: Principles and Practice
Chemistry
ISBN:
9780534420123
Author:
Daniel L. Reger, Scott R. Goode, David W. Ball, Edward Mercer
Publisher:
Cengage Learning
Chemistry: The Molecular Science
Chemistry
ISBN:
9781285199047
Author:
John W. Moore, Conrad L. Stanitski
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: Principles and Reactions
Chemistry
ISBN:
9781305079373
Author:
William L. Masterton, Cecile N. Hurley
Publisher:
Cengage Learning
Principles of Instrumental Analysis
Chemistry
ISBN:
9781305577213
Author:
Douglas A. Skoog, F. James Holler, Stanley R. Crouch
Publisher:
Cengage Learning
