Using the Following Data,determine the Standard Cell Potential for the Electrochemical

question 93

Multiple Choice

Using the following data,determine the standard cell potential for the electrochemical cell constructed based on the following unbalanced reaction expression: Al(s) + Cr³⁺(aq) $\to$ Al³⁺(g) + Cr²⁺(aq) .
Half-reaction Standard reduction potential
Al³⁺(aq) + 3 e^- $\to$ Al(s) -1.66
Cr³⁺(aq) + e^- $\to$ Cr²⁺(aq) -0.41

• A)"-1.25 V
• B)"+1.25 V"
• C)"+2.07 V"
• D)"-0.43 V"
• E)"+0.43 V"

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