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What Is the Standard Cell Potential for a Voltaic Cell

Question 58

Multiple Choice

What is the standard cell potential for a voltaic cell using the Pb2+/Pb and Mg2+/Mg half-reactions? Which metal is the cathode?
What is the standard cell potential for a voltaic cell using the Pb<sup>2+</sup>/Pb and Mg<sup>2+</sup>/Mg half-reactions? Which metal is the cathode? 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


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"

Correct Answer:

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