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A voltaic cell is set up at 25^(@)Cwith ...

A voltaic cell is set up at `25^(@)C`with the following half cells :
`Al^(3+)`(0.001 M) and `Ni^(2+)`(0.50 M)
Write the equation for the reaction when the cell generates the electric current. Also determine the cell potential (Given `E_(Ni^(2+)//Ni)^(@)=-0.25 V, E_(Al^(3+)//Al)^(@)=-1.66 V)`.

Text Solution

AI Generated Solution

To solve the problem, we will follow these steps: ### Step 1: Identify the half-reactions We need to identify the oxidation and reduction half-reactions occurring in the voltaic cell. - **Oxidation (Anode)**: Aluminum is oxidized to aluminum ions. \[ \text{Oxidation: } \text{Al} \rightarrow \text{Al}^{3+} + 3e^- ...
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