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单词 reaction enthalpy number
释义 reaction enthalpy number
[rē`ak·shǝn `en´thal·pē ´nǝm·bǝr]
PHYSICAL CHEMISTRY
A dimensionless number used in the study of interphase transfer in chemical reactions, equal to the enthalpy of reaction per unit mass of a specified compound produced in a reaction, times the mass fraction of that compound, divided by the product of the specific heat at constant pressure and the temperature change during the reaction.
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