In meteorology, mixing ratio usually refers to the mass ratio, which is defined as the mass of a constituent divided by the total mass of all other constituents in a mixture:
The mass ratio of water vapor in air can be used to describe humidity.
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Famous quotes containing the words mass and/or ratio:
“The most dangerous aspect of present-day life is the dissolution of the feeling of individual responsibility. Mass solitude has done away with any difference between the internal and the external, between the intellectual and the physical.”
—Eugenio Montale (1896–1981)
“Personal rights, universally the same, demand a government framed on the ratio of the census: property demands a government framed on the ratio of owners and of owning.”
—Ralph Waldo Emerson (1803–1882)