826 



SMITHSONIAN PHYSICAL TABLES 



Water — continued 

 heat of sorption, 632 

 heavy water, comparative properties, 671 



viscosity, 320 

 humidity, 602 



and wet-dry bulb temperature, 602 

 index of refraction, 530 

 ionization, 399 



latent heat of vaporization, formula, 167 

 magnetic susceptibility, 462 

 mean free path, 638 

 melting temperatures, effect of pressure, 



118 

 mixture, with alcohol, density, 302, 304 

 molecules, diameter, 638 

 phases, 119 



freezing point, 119 

 pressure of columns, 606 

 properties, heavy, 671 



ordinary, 295 

 pure, free from air, 296 

 relative volume, different pressures, 283 

 saturated, thermal properties, 168 

 sea: 



absorption of light, 774 

 with wavelength, 776 



chlorinity, 774 



composition, 776 



concentration of dissolved material, 774 



density, 774 



elements in, 777 



evaporation, 774 



geochemistry, 776 



osmotic pressure, 775 



pH, 777 



physical properties, 775 

 absorption of light, 775 

 chlorinity, 774 

 concentration, 774 

 pressure, osmotic, 775 



vapor, 775 

 salinity, 774 

 transmission of radiation, 775 



pressure, 774 



resistivity, 396 



salinity, 774 



solids dissolved. 776 

 amount of, 776 

 yearly addition, 776 



specific heat, 161 



temperature, 774 



vapor pressure, 775 



vaporization, 774 



velocity of sound in, 307 

 solubility: of gases in, 358 



of salts in, 357 



inorganic, 358 



organic, 358 

 solution of salts in, 300 

 specific heat, 161 

 spreading, 633 

 surface tension, 362 

 thermal conductivity, 136, 142 

 thermal properties, 168 

 total heat of vaporization, 169 

 transmission of radiation, 775 

 transparency, 538 

 vapor: coefficient of diffusion, 356 



Water, vapor — continued 

 density, 276 

 diffusion of, 355 

 heat capacity, 163 

 index of refraction, 533 

 mean free path, 638 

 molecular diameter, 638 

 molecular velocities, 640 

 pressure in atmosphere, 599 



at sea level, 605 

 saturated: pressure, 600 

 temperature, 600 

 weight, 601 

 transparency, 545 



variation of dielectric constant, 423 

 velocity of sound in, 306 

 viscosity, 332 

 weight of, 601 

 wet-dry bulb, 602 

 vapor pressure of salts in, 373 

 velocity of sound in, 307 

 Verdet's constant for, 505 

 viscosity, 319 



effect of pressure, 334 

 effect of temperature, 319 

 volume, and density, 298 

 and temperature, 298 

 at temperature of maximum density, 

 297 

 free from air, 296 

 influence of pressure, 297 

 of glass vessel from its weight in water, 

 68 

 Watt, 20 



Wavelength: cadmium red line, 569 

 conversion factor, 509 

 De Broglie, 665 



elements, prominent lines in simple spec- 

 tra, 577 

 extreme ultraviolet, 571 

 Fraunhofer lines, 577 

 mercury 198 , 568 

 primary standards, 568 

 sample spectra of some elements, 577 

 secondary standards (international), 570 

 iron, 571 



krypton, neon, 570 

 solar lines, 572 

 standard, 568 

 cadmium, 569 

 mercury, 568 

 tertiary standards, iron, 571 

 units, 509 

 ultraviolet, 571 

 Wave number, 578, 581 

 absolute volt, 50 

 electron volt, 54 



moment of inertia and band spectra, 49 

 one volt, 50 

 Waves at sea: earthquake, 777, 778 

 fetch, 778 

 height, 778 

 vs. fetch, 778 

 vs. wind duration, 772 

 vs. wind velocity, 772, 778 

 length, 778 



deep water, 777, 778 

 shallow water, 777, 778 



