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Question
Using the following standard reduction potentials,
Fe3+(aq) + e- -> Fe2+(aq) E = +0. 77 V
Ni2+(aq) + 2 e- -> Ni(s) E = -0.26 V
calculate the standard cell potential for the cell reaction given below, and determine whether or not this reaction is spontaneous under standard conditions.
Ni2+(aq) + 2 Fe2+(aq) -> 2 Fe3+(aq) + Ni(s)
A) E = - 1.03 V, nonspontaneous
B) E = - 1.03 V, spontaneous
C) E = + 1.03, nonspontaneous
D) E = + 1.03, spontaneous
Answer
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