a You have a concentration cell with Cu electrodes and [Cu2+] = 1.00 M (right side) and 0.0085 M (left side). Calculate the potential for this cell at 25°C. Ecell = 0.061 Correct Since the concentration cell is given, E°cell = 0. 0.0591 8.5 x 10-3 E = 0- - log( =0.061V 1.00 b You have a concentration cell with Cu electrodes and [Cu2+] Cu2+ ion reacts with NH3 to form Cu(NH3)4* = 1.00 M (right side) and 0.0085 M (left side). The 2+ by the following equation: Cu2+(aq) + 4NH3(aq) → Cu(NH3)42+(aq) K = 1.0x1013 Calculate the new cell potential after enough NH3 is added to the left cell compartment such that at equilibrium [NH3] = 1.3 M. Ecell = V

a You have a concentration cell with Cu electrodes and [Cu2+] = 1.00 M (right side) and 0.0085 M (left side). Calculate the potential for this cell at 25°C. Ecell = 0.061 Correct Since the concentration cell is given, E°cell = 0. 0.0591 8.5 x 10-3 E = 0- - log( =0.061V 1.00 b You have a concentration cell with Cu electrodes and [Cu2+] Cu2+ ion reacts with NH3 to form Cu(NH3)4* = 1.00 M (right side) and 0.0085 M (left side). The 2+ by the following equation: Cu2+(aq) + 4NH3(aq) → Cu(NH3)42+(aq) K = 1.0x1013 Calculate the new cell potential after enough NH3 is added to the left cell compartment such that at equilibrium [NH3] = 1.3 M. Ecell = V

Principles of Modern Chemistry

8th Edition

ISBN:9781305079113

Author:David W. Oxtoby, H. Pat Gillis, Laurie J. Butler

Publisher:David W. Oxtoby, H. Pat Gillis, Laurie J. Butler

Chapter17: Electrochemistry

Section: Chapter Questions

Problem 77AP

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