Of á) v5.6x 10-11 (b) v5.6x 10-10 (c) 5.6 x 1070 (d) 2.8x 10 the acid dissociation constant (k) for hcooh, ch3cooh, ch2cicooh and hcn at 25°c are 1.8x 10, 1.8x

of á) V5.6x 10-11 (b) V5.6x 10-10 (c) 5.6 x 1070 (d) 2.8x 10 The acid dissociation constant (K) for HCOOH, CH3COOH, CH2CICOOH and HCN at 25°C are 1.8x 10, 1.8x 10, 1.4 x 10 and 4.8 x 10 respectively. The acid that gives highest pH at the equivalence point when 0.2 M solution of each is titrated with a 0.2 M solution of sodium hydroxide 17 is: (a) HCOOH (b) CH3COOH (c) CHCICOOH (d) HCN 3 FGh 2NH3, the equilibrium constant, Kp is expressed as: