Comparison of adsorptions of phenol,p-nitrophenol and 1-butanol on the activated carbon
نویسندگان
چکیده مقاله:
Adsorption of 1-Butanol, Phenol, and P-nitrophenol on activated carbon havebeen studied. The results were used to testifying the validity of different modelsbased on thermodynamic principles: Freundlich, Langmuir and Henry isotherms.The maximum capacity of adsorbent for three compounds was determined, Theconstants of equilibrium were determined by Freundlich isotherm and virialisotherm expression for phenol and 1-butanol, respectively. The thermodynamicfunctions: AG',AS',AH° , were calculated from the data of adsorption of phenol onactivated carbon as a function of temperature. In addition, adsorption of mixturesof phenol and p-nitrophenol under limited range of concentration were studied.Finally arrangement of carbon atoms in activated carbon and surface coverage ofactivated carbon by phenol and 1-butanol for different configurations ofcompounds has been discussed.
منابع مشابه
comparison of adsorptions of phenol,p-nitrophenol and 1-butanol on the activated carbon
adsorption of 1-butanol, phenol, and p-nitrophenol on activated carbon havebeen studied. the results were used to testifying the validity of different modelsbased on thermodynamic principles: freundlich, langmuir and henry isotherms.the maximum capacity of adsorbent for three compounds was determined, theconstants of equilibrium were determined by freundlich isotherm and virialisotherm expressi...
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عنوان ژورنال
دوره 3 شماره 1
صفحات 31- 40
تاریخ انتشار 2006-04-01
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