20. Electrochemistry
Cell Potential: Standard
20. Electrochemistry Cell Potential: Standard
16PRACTICE PROBLEM
Determine the standard cell potential for the overall reaction: 6 HClO(aq) + 6 H+(aq) + 2 Au(s) → 3 Cl2(g) + 6 H2O(l) + 2 Au3+(aq).
2 HClO(aq) + 2 H+(aq) + 2 e– → Cl2(g) + 2 H2O(l) E°red = +1.63 V
Au3+(aq) + 3 e– → Au(s) E°red = +1.498 V
Determine the standard cell potential for the overall reaction: 6 HClO(aq) + 6 H+(aq) + 2 Au(s) → 3 Cl2(g) + 6 H2O(l) + 2 Au3+(aq).
2 HClO(aq) + 2 H+(aq) + 2 e– → Cl2(g) + 2 H2O(l) E°red = +1.63 V
Au3+(aq) + 3 e– → Au(s) E°red = +1.498 V