282 PROPERTIES OF ELECTRICALLY CONDUCTING SYSTEMS 



TABLE CXI. 



DIFFUSION COEFFICIENTS OF ELECTROLYTES IN THE PRESENCE OF OTHER 

 ELECTROLYTES IN WATER AT 12. 



Diffusing 

 Electrolyte 

 1.04-n HC1 



0.52-n HC1 



0.55-n HNCX 



0.54-n NaOH 



0.98-n KOH 



0.49-n KOH 



Added 

 Electrolyte 



None 



0.67-n NaCl 

 0.1-n NaCl 

 0.75-n KC1 

 0.25-n KC1 

 0.085-n KC1 

 0.028-n KC1 

 0.75-n BaCl 2 

 0.085-n BaCl 2 

 2-n NH 4 C1 

 0.25-n NH 4 C1 



None 



0.042-n KC1 

 0.375-n KC1 

 3.43-n NH 4 C1 



None 



0.1-n KN0 3 

 0.5-n KN0 3 

 0.5-n NaNO s 



None 



0.25-n NaCl 

 0.067-n NaCl 

 0.25-n Na 2 S0 4 

 1-n NaN0 3 

 1-n NaC 2 H 3 2 

 0.2-n NaN0 3 

 0.2-n NaC 2 H 3 0, 

 3-n NaCl 

 1-n NaCl 



None 



0.1-n KC1 

 1-n KC1 



None 



0.05-n KN0 3 

 0.5-n KN0 3 

 0.5-n KC1 



Diffusion 



Coefficient 



at 12 



2.09 



3.51 



2.50 



4.22 



3.08 



2.51 



2.27 



4.12 



2.46 



4.50 



2.99 



2.09 

 2.46 

 3.89 

 4.67 



1.91 

 2.59 

 3.70 

 3.39 



1.15 

 1.90 

 1.51 

 1.80 

 2.20 

 1.78 

 1.80 

 1.60 

 1.98 

 2.30 



1.72 

 1.92 

 2.57 



1.70 

 1.91 

 2.54 

 2.57 



ionization has taken place in a given solution. These facts, while they 

 do not enable us to distinguish between partial and complete ionization, 

 supply abundant evidence that salts are ionized to a large extent. 



