AT `25^@C` acid dissociation constant of HCN is `4.9xx10^-10`M. Calculate the degree of dissociation of HCN if its conc. Are(1) 0.1 M (2) 0.01 M

The ionisation constant of acetic acid is 1.74xx10^(-5). Calculate the degree of dissociation of acetic acid in its 0.05 (M) solution. Calculate the concentration of acetate ion in the solution and its pH.

At 25^(@)C , the value of ionisation constant of a weak monobasic acid, HA is 1.6xx10^(-4) . What is the degree of ionisation of HA in its 0.1(M) aqueous solution?

The ionisation constant of propanoic acid is 1.32xx10^(-5) . Calculate the degree of ionisation of the acid in its 0.05(M) solution and also its pH. What will be its degree of ionisation if the solution is 0.01(M) in HCl also?

K_a for HCN is 1.4 xx 10^(-9) . Calculate for 0.01 N KCN solution. pH

Ionisation constant of ammonia is 1.8xx10^(-5) at 25^(@)C . Calculate the degree of ionisation of ammonia in its 0.1(M) aqueous solution at that temperature.

The ionisation constant of dimethylamine is 5.4xx10^(-4) . Calculate its degree of ionisation in its 0.02(M) solution. What percentage of dimethylamine is ionised if the solution is also 0.1 (M) in NaOH?

The first ionisation constant of H_(2)S is 9.1xx10^(-8) . Calculate the concentration of HS^(-) ion in its 0.1(M) solution. How this concentration be affected if the solution is 0.1(M) in HCl also? If the second dissociation constant of H_(2)S is 1.2xx10^(-13) , calculate the concentration of S^(2-) under both conditions.

The dissociation constant of benzoic acid at 25^@C is 1xx10^(-4) . The pH of 0.01 M solution of its sodium salt is

Calcualte the degree of hydrolysis of a decinormal KCN solution at 25^@C . The dissociation constant of HCN is 7.2 xx 10^-10 and ionic product of water is 10^-14 .Find PH value of this solution.

The ionisation constant of nitrous acid is 4.5xx10^(-4) . Calculate the pH of 0.04M sodium nitrite solution and also its degree of hydrolysis.