4. For the voltaic cell, Sn(s) /Sn2*(0.075 M) // Pb²* (0.600M) / Pb(s) (a) what is Ecel initially? (b) If the cell is allowed to operate spontaneously, will Ecell increase, decrease, or remain constant with time? Explain. (c) What will be Ecell when [Pb2*] has fallen to 0.500 M? (d) What will be [Sn2*] at the point at which Ecell = 0.020 V? (e) What are the ion concentrations when Ecell = 0?

4. For the voltaic cell, Sn(s) /Sn2(0.075 M) // Pb² (0.600M) / Pb(s) (a) what is Ecel initially? (b) If the cell is allowed to operate spontaneously, will Ecell increase, decrease, or remain constant with time? Explain. (c) What will be Ecell when [Pb2] has fallen to 0.500 M? (d) What will be [Sn2] at the point at which Ecell = 0.020 V? (e) What are the ion concentrations when Ecell = 0?

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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