1.0 

 0.9 

 0.8 

 0.7 



ae 



0.5 

 0.V 



as 



o.z 



0.1 



-3 



-n -13 -12 -t1 -10 -9 -8 -7 -S -5 -'*■ 



Fig. 5. For the case in which ki = 10"'', k2 = 10-'= 



to 



0.9 

 0.8 

 0.7 

 0.6 

 0.5 

 0.¥ 

 0.3 

 OJ 

 0.1 



-n -13 -12 -It -10 -9 -8 -7 -6 -S -¥ -3 -Z -1 C 



Fig. 6. For the case in which ki = 10"^ k2 = IQ-io 



Fig. 7. For the case in which ki = 10^', k. = IQ-^ 



Figs. 5 to 7. p — dissociation-residue curves, ai — primary dissociation 

 curves, a^ — secondary dissociation curves. Abscissa are log [11^]. 



57 



