684 



IONIC RADIUS AND IONIC EFFICIENCY 



I 



g 



380 

 360 

 340 

 320 

 300 

 280 

 260 

 240 

 220 

 200 

 180 

 160 

 140 

 120 

 100 

 80 

 60 

 40 

 20 

 



n MnnnM nnniiiiiM 



2048 M 512 Z56 128 64 32 16 8 4 2 '' 



Concentration of salt solution 



Fig. 9. The same as Fig. 8 for a different cation. 



