Question

The specific conductance of 0.0025 M acetic acid is $5 × 10^{–5} S\ cm^{–1}$ at a certain temperature. The dissociation constant of acetic acid is ___________ $× 10^{–7}.$ (Nearest integer) Consider limiting molar conductivity of $CH_3COOH$ as $400\ S cm^2 mol^{–1}$.

Answer 1

The answer is 66.