Sketch a voltaic cell for each redox reaction. Label the anode and cathode and indicate the half-reaction that occurs at each elec- trode and the species present in each solution. Also indicate the direction of electron flow. a. Ni"(aq) + Mg(s) - Ni(s) + Mg+(aq) b. 2 H*(aq) + Fe(s) - H2(g) + Fe*(aq) c. 2 NO, (aq) + 8 H'(aq) + 3 Cu(s) 2 NO(g) + 4 H,O() + 3 Cu**(aq)

Sketch a voltaic cell for each redox reaction. Label the anode and cathode and indicate the half-reaction that occurs at each elec- trode and the species present in each solution. Also indicate the direction of electron flow. a. Ni"(aq) + Mg(s) - Ni(s) + Mg+(aq) b. 2 H(aq) + Fe(s) - H2(g) + Fe(aq) c. 2 NO, (aq) + 8 H'(aq) + 3 Cu(s) 2 NO(g) + 4 H,O() + 3 Cu**(aq)

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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