Ex 12. If a galvanic cell consists of cadmium and lead electrodes immersed in monomolar solutions of their soluble salts, the TRUE statement is: (a) the mass of the Pb electrode decreases and the mass of the Cd electrode increases; (b) electrons pass from the lead to the cadmium electrode; (c) oxidation is performed on the Cd electrode; (d) the electromotive voltage remains constant during operation of the element ºcd²+/cd= -0,403 V; ºpb²+/Pb = -0,126 V Justify your answer!

Ex 12. If a galvanic cell consists of cadmium and lead electrodes immersed in monomolar solutions of their soluble salts, the TRUE statement is: (a) the mass of the Pb electrode decreases and the mass of the Cd electrode increases; (b) electrons pass from the lead to the cadmium electrode; (c) oxidation is performed on the Cd electrode; (d) the electromotive voltage remains constant during operation of the element ºcd²+/cd= -0,403 V; ºpb²+/Pb = -0,126 V Justify your answer!

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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