 Parts per million (ppm) by volume is the ratio of the partial pressure of the water vapor to the partial pressure of the dry carrier gas.  Bulletin - Side 101926Uten tilgangsbegrensning - Om denne boken
 | 1912 - 860 sider
...Agriculture, 1910. ' Rice, O. 8., The explosibility of coal dust: Bull. 20, Bureau of Mines, 1911, pp. 59. 66. pressure of the water vapor to the total barometric...20.6° C., the pressure of the aqueous vapor is 7.86 millimeters of mercury. If the total barometric pressure is 746 millimeters of mercury the percentage... | |
 | Willis Ray Gregg - 1925 - 180 sider
...barometric constant a the coefficient of expansion of air 9 the mean temperature of the air column e the ratio of the partial pressure of the water vapor to the p total pressure -i. I mb.=.02953+in.=.75oo6+mm. Figure u. Average Summer Pressures, mb., in the United... | |
 | A. S. Mujumdar - 1995 - 710 sider
...it is called the frost point. Volume or Parts per million (ppm) by PPMV, PPMW mass ratio volume is the ratio of the partial pressure of the water vapor to the partial pressure of the dry carrier gas. PPM by weight is identical to PPM by volume, but the ratio... | |
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