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23. What is the standard cell potential for a voltaic cell using the Pb/Pband Mg"/Mg half-reactions? Which metal is the cathode? (Use the Standard Reduction Potentialstable shown above) a. -2.25 V, Pb is the cathode b. +2.25 V, Mg is the cathode C. -2.25 V, Mg is the cathode d. +2.25 V, Pb is the cathode e. -2.49 V, Mg is the cathode

23. What is the standard cell potential for a voltaic cell using the Pb/Pband Mg"/Mg half-reactions? Which metal is the cathode? (Use the Standard Reduction Potentialstable shown above) a. -2.25 V, Pb is the cathode b. +2.25 V, Mg is the cathode C. -2.25 V, Mg is the cathode d. +2.25 V, Pb is the cathode e. -2.49 V, Mg is the cathode

Chemistry
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
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Problem 1RQ: Define and explain the differences between the following terms. a. law and theory b. theory and...
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23. What is the standard cell potential for a voltaic cell using the Pb*/Pband Mg"/Mg half-reactions? Which metal is the cathode? (Use the Standard Reduction Potentialstable shown above) a. -2.25 V, Pb is the cathode b. +2.25 V, Mg is the cathode C. -2.25 V, Mg is the cathode d. +2.25 V, Pb is the cathode e. -2.49 V, Mg is the cathode
Transcribed Image Text:23. What is the standard cell potential for a voltaic cell using the Pb*/Pband Mg"/Mg half-reactions? Which metal is the cathode? (Use the Standard Reduction Potentialstable shown above) a. -2.25 V, Pb is the cathode b. +2.25 V, Mg is the cathode C. -2.25 V, Mg is the cathode d. +2.25 V, Pb is the cathode e. -2.49 V, Mg is the cathode
22. Given the electrochemical reaction shown, if the standard reduction potential of Zn2* > Zn is -0.76V, what is the standard reduction potential of Mg2+ → Mg? Mg / Mg 2"(ag) // Zn (ag) / Zn C. +2.37 V E = +1.61 V e. none of the above a. -0.85 V b. +0.85 V d. -2.37 V
Transcribed Image Text:22. Given the electrochemical reaction shown, if the standard reduction potential of Zn2* > Zn is -0.76V, what is the standard reduction potential of Mg2+ → Mg? Mg / Mg 2"(ag) // Zn (ag) / Zn C. +2.37 V E = +1.61 V e. none of the above a. -0.85 V b. +0.85 V d. -2.37 V
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