b
\(CH_3COONa + H_2O  \rightleftharpoons  CH_3COOH + NaOH\)

\(CH_3COO^-Na^+ + H_2O  \rightleftharpoons  CH_3COOH + Na^+OH^-\)

\(1\)                     \( 0 \)                                 \(0\)

\(\frac{{1 - x}}{v}\)   \(\frac{x}{v}\)    \(\frac{x}{v}\)

\({K_h} = C{x^2} = 0.1 \times \frac{1}{{100}} \times \frac{1}{{100}} = {10^{ - 5}}\)

\({K_h} = \frac{{{K_w}}}{{{K_a}}}\) અથવા \({{\text{K}}_{\text{a}}} = \frac{{{K_w}}}{{{K_h}}} = \frac{{{{10}^{ - 14}}}}{{{{10}^{ - 5}}}}\, = {10^{ - 9}}\,\)

\([C{H_3}COOH] = Cx = 0.1\, \times \frac{1}{{100}} = {10^{ - 3}}\)