
%0 Journal Article
%A Dash, UN 
%A Nayak, B 
%T Studies on the application of the quinhydrone electrode in formamide. IV. The ionization constants and related thermodynamic quantities of picric acid from E.M.F. measurements at different temperatures
%J Australian Journal of Chemistry
%D 1975/04/01
%V 28
%N 4
%P 797-800
%K 
%R https://doi.org/10.1071/CH9750797
%U https://www.publish.csiro.au/paper/CH9750797 
%X The e.m.f, of the cell                    Ag-AgCl/KCl(m3), KPic(m2), HPic(m1), QH2-Q|Au   in formamide has been measured at 5° intervals over the temperature range 5-45°C. The pKa value of picric acid ranges from 2.19 ± 0.12 at 5° to 1.16 ± 0.08 at 45°. 
