`0.2 M` solution of a weak acid `HA` is `1 %` ionised `25^(@)C`. `K_(a)` for the acid is equal to

A 0.1 M solution of weak acid HA is 1% dissociated at 25^@C. What is the Ka ? If this solution is with respect to NaA 0.2M, what will be new degree of dissociation of HA and pH?

A 0.10 M solution of weak acid is 5.75% ionized. What is the K_a value for this acid ?

A 0.1 (M) solution of acetic acid is 1.34% ionised at 25^(@) . Calculate the ionisation constant of the acid.

A 0.2 Molal aqueous solution of a weak acid (HX) is 20 % ionised . The freezing point of this solution is ______. ("Given " =K_(f) =1.86^(@)C/m for water )

A 0.1M solution of weak acid HA is 1% dissociated at 298k . what is its K_(a) ? what will be the new degree of dissociation of HA and pH when 0.2M of NaA is added to it.

0.1 M solution of a salt of a weak acid a strong base hydrolysis. If K_(a) of the weak acid is 1 xx 10^(-5) , the percent hydrolysis of the salt is

0.1 M solution of a salt of a weak acid a strong base hydrolysis. If K_(a) of the weak acid is 1 xx 10^(-5) , the percent hydrolysis of the salt is