Calculate for an Electrochemical Cell Reaction That Occurs Under $\to$

question 156

Multiple Choice

Calculate for an electrochemical cell reaction that occurs under basic aqueous conditions based on the following two half-reactions for which the standard reduction potentials are given.Use the smallest whole-number coefficients possible when balancing the overall reaction.
Cd(OH) ₂ + 2 e^- $\to$ Cd + 2 OH^- $\quad$ $\quad$ $\quad$ -0.824 V
NiO(OH) + H₂O + e^- $\to$ Ni(OH) ₂ + OH^- $\quad$ +1.32 V

• A)"-669 kJ"
• B)"+95.7 kJ"
• C)"-95.7 kJ"
• D)"-414 kJ"
• E)"+414 kJ"

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