Table 278. 



i 



CONTACT DIFFERENCE OF 



Solids with LUoids and 

 Temperature of substances 



Mercury . . 

 Distilled water 



Alum solution : saturated I 



at i6°.5 C \ 



Copper sulphate solution : ( 



sp. gr. 1.0S7 at i6°.6 C. j 

 Copper sulphate solution : | 



saturated at 15° C. . . ( 

 Sea salt solution : sp. gr. I 



1. 18 at 2o°.5 C. . . . i 

 Sal-ammoniac solution : ( 



saturated at I5°.5 C. . \ 

 Zinc sulphate solution : sp. I 



gr. I.I 25 at i6°.9 C. . . ( 

 Zinc sulphate solution : ) 



saturated at 15^-3 C. . ( 

 One part distilled water + ) 



3 parts saturated zinc ^ 



sulphate solution . . . ) 

 Strong sulphuric acid in 



distilled water : 



I to 20 by weight . . . 



I to 10 by volume . . . 

 I to 5 by weight .... 



5 to I by weight . . . . 



Concentrated sulphuric acid 



Concentrated nitric acid 

 Mercurous sulphate paste . 

 Distilled water containing ) 

 trace of sulphuric acid ) 



c 

 o 



.092 

 .01 

 to 



•17 



about 1 

 —•035 ) 



a 



308 



269 



to 



100 



127 

 103 



070 



475 

 396 



1. 113 



.502 

 .148 



—•653 



— .605 



•.652 



.171 

 —•139 



—.189 



— .120 



-.S56 

 •059 



c 

 H 



•177 



.225 



■■334 

 •364 



—•25 



c 

 N 



(—•105 



] to 



(+.156 

 -536 



-.565 

 — 637 



.238 



—•430 



—•444 

 —.344 



.241 



• Everett's " Units and Physical ConsUnts: " Table of 



Smithsonian Tables. 



266 



