Loss of Energy due to Chemical Union tyc. 33 



Table II. — Positive metal, Aluminium. Weak Solutions. 

 Influence of Dilution. 



Ingredients. E.M.F. 



Compounds. E.M.F. 



Calculated 

 E.M.F. 



Change of Per 

 E.M.F. cent. 



HC1. 10096 

 HBr. -9667 

 HI. -86946 



KCl. -9180 

 KBr. -89234 

 KI. -85516 



1-2035 

 1-1179 

 1-0122 



Loss -28542=23-71 

 „ -22565 20-17 

 „ -15704 15-51 



H 2 S0 4 . 1-0382 



K 2 S0 4 . -87232 



1-1938 



Loss -3215 =2693 



HN0 3 . -9810 



KNO3. -85802 



1-1452 



Loss -2872 =25-07 



Formic acid. -7818 



K Formiate. -78080 



1-0827 



Loss -3019 =27-88 



The degree of strength of the solutions manifestly affected the results. 



H o C0 3 . -80368 



EbHO. 1-3242 



KHO. 1-3299 



NaHO. 1-3385 



Rb 2 C0 3 

 K 2 C0 3 . 

 Na.,C(X 



•92094 



•89520 



11673 



1-0983 

 1-0583 



Loss -2463 =21-15 

 „ -2031 18-31 

 „ -16024 15-14 



Table III. — Positive metal, Tin. Strong Solutions. 



Ingredients. E.M.F. 



Compounds. E.M.F. 



Calculated 

 E.M.F. 



Change of Per 

 E.M.F. cent. 



Units of 



Chemical 



Heat. 



RbHO. -9210 

 KHO. -9210 

 NaHO. -90384 

 AmHO. -88668 











HC1. -8066 



RbCl. -75512 

 KCl. -7494 

 NaOl. "7351 

 AmCl. -7065 



•8908 

 •8758 

 •8574 

 •8452 



Loss -1357 =15-23 

 „ -1264 14-43 

 „ -1223 14-26 

 „ -1387 16-42 



202,320 

 193,020 



HBr. -79802 



RbBr. -7351 

 KBr. -7494 

 NaBr. "73796 

 AmBr. '68362 



•8665 

 •8629 

 •8330 

 •82423 



Loss -1314 =15-16 

 „ -1135 13-15 

 „ -09504 11-40 

 „ -1406 1705 



180,460 



171,160 



HI. -73510 



Rbl. -6779 

 KI. -68934 

 Nal. -6922 

 Ami. -67504 



•8175 

 •7917 

 •7752 

 •7669 



Loss -1396 =17-07 

 „ -10236 12-98 

 „ -0830 10-58 

 „ -09186 12-97 



150,040 



140,600 



H 2 S0 4 . -8209 



Rb 2 S0 4 . -71794 

 K SO t . -71794 

 Na.,s6 4 . -70364 

 Am;SO t . -69506 



•8885 

 •8742 

 •8581 

 •8478 



Loss -1706 =1920 

 „ -15626 17-87 

 „ -15446 1800 

 „ -15274 18-01 



267,180 

 257,970 



Phil. Mag. S. 5. Vol. 33. No. 200. Jan. 1892. 



D 



