Average Molar Mass of Mixtures
The average molar mass of mixtures can be calculated from the mole fractions of the components and their molar masses :
It can also be calculated from the mass fractions of the components:
As an example, the average molar mass of dry air is 28.97 g/mol.
Read more about this topic: Molar Mass
Famous quotes containing the words average, mass and/or mixtures:
“The idea that leisure is of value in itself is only conditionally true.... The average man simply spends his leisure as a dog spends it. His recreations are all puerile, and the time supposed to benefit him really only stupefies him.”
—H.L. (Henry Lewis)
“If mass communications blend together harmoniously, and often unnoticeably, art, politics, religion, and philosophy with commercials, they bring these realms of culture to their common denominator—the commodity form. The music of the soul is also the music of salesmanship. Exchange value, not truth value, counts.”
—Herbert Marcuse (1898–1979)
“And yet these Rarities might be allow’d,
To Man, that sov’raign thing and proud;
Had he not dealt between the Bark and Tree,
Forbidden mixtures there to see.
No Plant now knew the Stock from which it came;
He grafts upon the Wild the Tame:”
—Andrew Marvell (1621–1678)