When the Pb2+ concentration is 9.35×104 M, the observed cell potential at 298K for an electrochemical cell with the following reaction is 1.442V. What is the A1³+ concentration?3Pb²+ (aq) + 2Al(s)—3Pb(s) + 2Al³+ (aq)Answer:M When the Pb2+ concentration is 1.43 M, the observed cell potential at 298K for an electrochemical cell with the following reaction is 2.360V. What is the Mg2+ concentration?Pb2+ (aq) + Mg(s)→→→→ Pb(s) + Mg2+ (aq)Answer:M

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When the Pb2+ concentration is 9.35x10-4 M, the observed cell potential at 298K for an electrochemical cell with the following reaction is 1.442V. What is the Al3+ concentration? 3Pb2+ (aq) + 2Al(s) 3Pb(s) + 2Al³+ (aq) Answer: M

When the Pb2+ concentration is 9.35x10-4 M, the observed cell potential at 298K for an electrochemical cell with the following reaction is 1.442V. What is the Al3+ concentration? 3Pb2+ (aq) + 2Al(s) 3Pb(s) + 2Al³+ (aq) Answer: M

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

When the Pb2+ concentration is 9.35×104 M, the observed cell potential at 298K for an electrochemical cell with the following reaction is 1.442V. What is the A1³+ concentration?
3Pb²+ (aq) + 2Al(s)—3Pb(s) + 2Al³+ (aq)
Answer:
M

When the Pb2+ concentration is 1.43 M, the observed cell potential at 298K for an electrochemical cell with the following reaction is 2.360V. What is the Mg2+ concentration?
Pb2+ (aq) + Mg(s)→→→→ Pb(s) + Mg2+ (aq)
Answer:
M

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