See image — AITS & Test Series Chemistry Question

💡 Solution & Explanation

              2 3 4 3 4 3 2 1bar 100 mL, 0.2 M 100 mL, 0.1M 100 mL, 0.1M 1bar Pt s / H g | H PO Na PO CH COOH | H g / Pt s                  From Nernst Equation a cell c H E