Consider a Galvanic Cell Based in the Reaction Fe²⁺ $\to$ Fe³⁺ + Cr³⁺ in Acidic Solution

question 87

Multiple Choice

Consider a galvanic cell based in the reaction Fe²⁺ + Cr₂O₇^2- $\to$ Fe³⁺ + Cr³⁺ in acidic solution.
-Calculate the voltage of the standard cell carrying out this reaction.

• A)0
• B)0.21 V
• C)-0.21 V
• D)0.56 V
• E)-0.56 V

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