﻿of Metallic Surfaces in Aqueous Solutions, 313 



Table I. 



Two platinum bulbs about 075 inch in diameter in dilute sulphuric 

 acid. 



Owing to the large resistance (1000 Ohms) used in R and R', the 

 actual potential is uncertain in this experiment, because the conduc- 

 tion across the fluid reduces it. 



1. 



2. 



3. 



4. 



5. 



6. 

 Mean 



7- 



Potential, 











divided by 





in terms 



Duration 



Swing of reflecting 



Current 



Mean 



potential 



Approxi- 



of a cell 



of electrifi- 



galvanometer by the 



after 



minus the 



and 100 



mate capa- 



of 



cation, in 



discharge of the bulbs 



magnet 



remaining 



to give 



city, in 



Daniell's 



seconds. 



on raising the key. 



came to 



current. 



relative 



micro- 



battery. 







rest. 





capacity 

 for various 

 potentials. 



farads. 



002 



10 



20 



2% 2} 24 2i 

 2% 2k 2\ 24 



i) 



2 



1 



348 



! O4 



10 



4£ 4± H 44 





4 



1 



>» 



006 



10 



6£ 6£ 6* 64 





6 



1 



j> 



01 



10 

 20 



11* U* Hi 



11 12 11| 



1} 



m 



1-05 



365 



0-16 



10 

 20 



18 17* 18 



18 18 18 



!f} 



16| 



1-09 



379 



! 2 



10 



24 24 24 



lfl 









5> 



20 

 30 



24 24 24 

 24 24 24 



* 



224 



1-12 



390 



04 



10 



59 58 58 



2*1 









;j 



20 



58 57 58 



2| 



554 



1-39 



484 



>> 



30 



58 58 57 



„ J 









06 



10 



105 105| 104 



» 1 











20 



105 104 105 



» \ 



1044 



1-74 



606 



)> 



30 



104 105 103 



,.J 









0-8 



10 



164 163 162 162 



3 1 









» 



20 

 . 30 



162 162 161 

 162 162 161 



;:} 



159 



1-99 



693 



1-0 



10 



230 235 230 230 



5 1 









j> 



20 



232 231 230 231 



» 



226 



2-26 



786 



>> 



30 



231 231 



, : , J 









#1-2 



30 



318 320 314 



14 



303 



2-53 



880 



*14 



30 



440 446 451 



23 



426 



3-04 



1057 



*l-6 



30 



about 603 



30, 41, 52 



562 



3-5 



1218 



* Last t 



hree read] 



ngs doubtful, the current r 



emaining 



after the cl 



ischarge b 



eing con- 



siderable 



. The tri 



le readings would be great 



3r than th 



ose indica 



ted. 









Condenser of 311 i 



nicrofarac 



Is. 







002 



, .. 



1* 1* 1* 





H 



1-03 



311 



004 





3 3 3 





3 



u 



)> 



0-06 





4* 4i 44 





44 



j> 



>) 



0-08 





6 6 6 





6 



15 



» 



010 





7* n n 





7* 



II 





0-2 





14} 14* 14} 





m 



1 



>j 



04 





29 29 284 





29 



II 



,, 



06 





43 434 44 





434 



)> 



>» 



0-8 





58 58 58 





58 



)) 



>» 



10 



... 



724 73 73 





73 





!) 



1-6 





116 116 116 





116 



11 





2-0 





143 143 143 





143 





J» 



Thee 



ondenser ( 



)f 311 microfarads capacity 



r consisted 



of 24,300 



square fee 



t of metal 



J surface ] 



nsulated 1 



3y thin paper and paraffin 



wax. 









