Consider the titration of the weak base analyte methylamine (##\mathrm{CH_3NH_2}##) with the strong acid ##\mathrm{HCl}##.
Methylamine has a basicity constant of ##K_b=5.6\times 10^{-4}##.
We start with a 75mL sample of 0.500M solution of methylamine in water.
We titrate with a 0.205 solution...