i88 

 189 

 190 

 191 

 192 



193 

 194 



195 

 196 



TABLE OF CONTENTS. XI 



Index of refraction of rock salt, various autiiorities 182 



" " " " sylvine ^^^ 



'< '< " " fluor-spar ^^3 



<« « " •' various monorefringents 1S4 



" " " " Iceland spar i^S 



" " " " quartz ^^^ 



" " " " various uniaxial crystals 187 



" " " " "■ biaxial crystals 187 



" " " " solutions of salts and acids : 



(a) Solutions in water ^°° 



(d) Solutions in alcohol ^88 



" " potassium permanganate 188 



197. Index of refraction of various liquids 189 



ig8. " " " " gases and vapors 19° 



199. Rotation of plane of polarized light by solutions 191 



2QO " " " " " " " sodium chlorate and by quartz . 191 



201. Lowering of freezing-points by salts in solution 192 



202. Vapor-pressures of solutions of salts in water i94 



203. Raising of boiling-points by salts in solution 19^ 



204. Thermal conductivity of metals and alloys ^97 



205. " " " various substances 198 



206. ** " " water and solutions of salts 198 



207. " " " organic liquids 198 



208. " " " gases 198 



209. Freezing mbctures ^99 



210. Critical temperatures, pressures, volumes, and densities of gases. . . 200 



211. Heat of combustion 201 



212. " " combination 202 



213. Latent heat of vaporization 204 



214. 



u 



fusion 206 



215. Melting-points of chemical elements 207 



216. Boiling-points of " " 207 



217. Melting-points of various inorganic compounds 208 



218. Boiling-points of " " " 210 



219. Melting-points of mixtures 211 



220. Densities, melting-points, and boiling-points of some organic com- 



pounds : 



(a) Paraffin series 212 



(f) define series 212 



(c) Acetylene series 212 



(a) Monatomic alcohols 213 



(e) Alcoholic ethers 213 



(f) Ethyl ethers 213 



221. Coefficients of linear expansion of chemical elements 214 



222. " " " " " miscellaneous substances . . . .215 



223. " " cubical expansion of crystalline and other solids . • .216 



224. " " " " " liquids 217 



