Permanganate ion can oxidize sulfite in basic solution according to the following equation. The relevant standard reduction potentials are 0.59 V for the manganese compound and -0.92 V for the sulfur compound. Determine the cell potential for the reaction at 298 K with the concentrations in the table.
2MnO₄^-(aq) + 3SO₃²^-(aq) + H₂O(l) $\rightarrow$ 2MnO₂(s) + 3SO₄²^-(aq) +2OH^-(aq) $\begin{array} { l l } \text { Species } & \text { Concentration } \\\mathrm { MnO } _ { 4 } { } ^ { - } & 0.250 \mathrm { M } \\\mathrm { SO } _ { 3 } { } ^ { 2 - } & 0.356 \mathrm { M } \\\mathrm { SO } _ { 4 } { } ^ { 2 - } & 0.278 \mathrm { M } \\\mathrm { OH } ^ { - } & 0.0222 \mathrm { M }\end{array}$

Question

Permanganate ion can oxidize sulfite in basic solution according to the following equation. The relevant standard reduction potentials are 0.59 V for the manganese compound and -0.92 V for the sulfur compound. Determine the cell potential for the reaction at 298 K with the concentrations in the table.
2MnO₄^-(aq) + 3SO₃²^-(aq) + H₂O(l)

\rightarrow

2MnO₂(s) + 3SO₄²^-(aq) +2OH^-(aq)

\begin{array} { l l } \text { Species } & \text { Concentration } \\\mathrm { MnO } _ { 4 } { } ^ { - } & 0.250 \mathrm { M } \\\mathrm { SO } _ { 3 } { } ^ { 2 - } & 0.356 \mathrm { M } \\\mathrm { SO } _ { 4 } { } ^ { 2 - } & 0.278 \mathrm { M } \\\mathrm { OH } ^ { - } & 0.0222 \mathrm { M }\end{array}

Quizplus · Accepted Answer

The Answer of Permanganate ion can oxidize sulfite in basic solution according to the following equation. The relevant standard reduction potentials are 0.59 V for the manganese compound and -0.92 V for the sulfur compound. Determine the cell potential for the reaction at 298 K with the concentrations in the table. 2MnO₄^-(aq) + 3SO₃²^-(aq) + H₂O(l) $\rightarrow$ 2MnO₂(s) + 3SO₄²^-(aq) +2OH^-(aq) $$\begin{array} { l l } \text { Species } & \text { Concentration } \ \mathrm { MnO } _ { 4 } { } ^ { - } & 0.250 \mathrm { M } \ \mathrm { SO } _ { 3 } { } ^ { 2 - } & 0.356 \mathrm { M } \ \mathrm { SO } _ { 4 } { } ^ { 2 - } & 0.278 \mathrm { M } \ \mathrm { OH } ^ { - } & 0.0222 \mathrm { M } \end{array}$$

Permanganate Ion Can Oxidize Sulfite in Basic Solution According to the Following