A weak acid HX, after mixing with 12 mL of decimolar potash has a pH 5. At the end point of neutralisation 26.6 mL of potash is consumed. What is the dissociation constant of HX ?

A weak acid HX, after mixing with 12 mL of decimolar potash has a pH 5

1.	A weak acid HX, after mixing with 12 mL of decimolar potash has a pH 5. At the end point of neutralisation 26.6 mL of potash is consumed. What is the dissociation constant of HX ?
Answer» SOLUTION :`8.2 XX 10^(-6)`