314 WHAT IS LIFE 



Isoelectric point 116 



Isomerism 51, 293 



Isotopes 83, 103, 294 



Janda 217 



Jeans, J. H 88 



Jordan, Edwin 284 



Kanitz, A 58 



Kant, Immaniiel 35 



Kaufmann, W 259 



Keith, Sir Arthur 190, 252 



Kelvin, Lord 32, 80, 290 



Kendall, A. 1 65 



Kidd, Benjamin 194 



Kinetic theory of gases 294 



Kirby, D 148 



Klaatsch, H 200 



Koch, Robert 283 



Koehler, August 230 



Kohlbruegge, J. H. F 198 



Kossel, W 92 



Kronecker, Hugo 58 



Kuljabko 58 



Laar, J. J. van 302 



Lamarck, J. B. P 199 



Langmuir, Irving 94, 99, 105 



Laplace, Pierre Simon, Marquis de 27 



Larmor, Sir Joseph 290 



Laue, M. von 259, 304 



Lavoisier, Antoine Laurent 52 



Law, basic, of qualitative differences 141 



Boyle's 292 



Charles's 292 



Coulomb's 95, 288 



Faraday's, of electrical equivalence 291 



Gaskell's, of the structure of living matter 154, 155, 162, 163, 270 



amenable to test. . . .271, 273 



and the laboratory 196 



Hess's 285 



Newton's, of gravitation 95 



of nature 26 



van't Hoff 's of osmotic pressure 303 



