Tables cJ4-87. 



COMPRESSIBILITY OF CASES.* 



These tables ^vc the relative values of the product /r/ for diflfcrent pressures and temperatures^ and hetice show the 

 tioparture Iroiii lioylc s law. 1 he pressures are in metres of mercury, or in atmospheres, the volume bcinc 

 arbitrary. 1 he temperatures are in centigrade degrees. 



TABLE 84. -Nitrogen. 



TABLE 85. — Hydrogen. 



TABLE 86. - Methane. 



TABLE 87. —Ethylene. 



* Tables 84-S9 are from the experiments of Amagat ; 

 p. 418. 



Smithsonian Tables. 



'Ann. dechim. at de phys.," i88i,or " Wied. Bieb.,"i88i, 



79 



