| 单词 | mole fraction |
| 释义 | > as lemmasmole fraction mole fraction n. the ratio of the number of moles of a component in a solution or mixture to the total number of moles of all components present. ΘΚΠ the world > matter > chemistry > units or measurements > [noun] > moles > mole fraction mole fraction1923 1923 G. N. Lewis & M. Randall Thermodynamics xxii. 261 The mol fraction of bromine in a solution containing 160 grams bromine and 154 grams carbon tetrachloride is ½ if we are considering the formula Br2. 1949 J. R. Partington Adv. Treat. Physical Chem. I. vii. 721 Fugacities in mixtures may be calculated on the assumption that the fugacity is equal to the mol fraction times the fugacity of the pure gas. 1973 A. W. Adamson Textbk. Physical Chem. ix. 345 The partial pressure of a component becomes proportional to its mole fraction in the limit of zero concentration. 1995 Nature 10 Aug. 469/2 Methyl bromide exists in today's atmosphere at a mole fraction of around 10 parts per trillion. < as lemmas |
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