160 MEASCREMEXTS OX THE ELECTRICAL COXDUCTIVITV 



TABLE II. 



Base. 



Aniline 



Quinaldine ....'. 



Quinie 



Quinidine 



Nicotine 



Benzj'lamine : . . 

 Ti'iisobatylaraine 

 Dii.sobutylamine . 

 Isoamylamine. 

 Ti'ipropylaniine . 



Conine 



Piperidine 



Half normal acetophenone solution. 



Spec, conductivity 

 of the base. 



K. 10'. 



Spec, conductivity 

 of the carboxylate. 



K. 10'. 



2.18 

 2.11 

 2.79 

 2.83 

 3.72 

 5.86 

 2 75 

 2 42 

 6.82 



very 



small. 



0.77 

 0.81 

 1.70 

 3.84 

 0.73 

 0.40 

 4.80 



2.30 2.28 

 3.90 j 1.88 

 8.24^' 5.37 



38.1 

 71.8 



88.5 



88.2 



258.4 



176.3 



566 . ] 



salt not 

 salt not 



721.7 

 37.3 

 175.3' 



36.1 



69.8 



86.7 



86.2 



256.4 



174.3 



564.1 



soluble, 

 sohible. 



719.7 



36.3 



173.3 



Half normal 

 aqueous 

 solution. 



Dissocia- 

 tion con- 



Specific con- 

 ductivity of 

 the basei. 



K. 103. 



stant2 

 at 25° 

 (water solu- 

 lution.) 



K. 



1 



4.0- 10-'' 









0.94 



! 



4.2 



6.9 

 7.3 , 



2.4-10-^ 

 2.6-10-^ 

 4.8 10-^ 

 5.0-10-^ 

 5.510^ 

 , 1.3 10-' 

 1.6- 10-' 



1. The numbers in this column have been obtained by extrapolation of measure- 

 ments by G. Bredig- (Zeitschr. f. phys. Chem. 13, 289, 1894), after converting- the 

 values expressed in units basetl on Siemens unit into values expi"essed in the inter- 

 national unit. 



2. Bredig-, G. : loc. cit. 



3. The acetophenone used with the piperidine preparation had a specific conduc- 

 tivity, K = 2.87. lO"". 



