Graham's law

British

noun

the principle that the rates of diffusion and effusion of a gas are inversely proportional to the square root of its density, proposed by Thomas Graham (1805-69) in 1831

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Example Sentences

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The basis for this process, Graham’s law, is described in the chapter on gases.

From Textbooks • Feb. 14, 2019

Then, we will more carefully consider the relationships between molecular masses, speeds, and kinetic energies with temperature, and explain Graham’s law.

From Textbooks • Feb. 14, 2019

Using this relation, and the equation relating molecular speed to mass, Graham’s law may be easily derived as shown here:

From Textbooks • Feb. 14, 2019

Graham’s law states that with a mixture of two gases A and B: Both A and B are in the same container at the same temperature, and therefore will have the same kinetic energy:

From Textbooks • Feb. 14, 2019

This is the same relation observed experimentally and expressed as Graham’s law.

From Textbooks • Feb. 14, 2019

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