Addition of sodium hydroxide solution to a weak acid (HA) results in a buffer of pH 6 . If ionisation constant of HA is 10^(-5) , the ratio of salt to acid concentration in the buffer solution will be

Addition of sodium hydroxide solution to a weak acid (HA) results in a

1.	Addition of sodium hydroxide solution to a weak acid (HA) results in a buffer of pH 6 . If ionisation constant of HA is 10^(-5) , the ratio of salt to acid concentration in the buffer solution will be
Answer» `10 : 1` `4 : 5` `1 : 10` `5 : 4` ANSWER :A