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where Ce is the equilibrium concentration (mg/l), qe the amount adsorbed per amount of adsorbent (mg/g), Ke the Langmuir equilibrium constant (l/mg), and qmax the amount of adsorbate required to cover a monolayer (mg/g).

[ Last edited by wenxian2006 on 2008-4-26 at 21:35 ]
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The Langmuir model has several assumptions as follows: adsorption takes place at specific homogeneous sites within the adsorbent; all adsorption sites are identical and energetically equivalent; each site can accommodate only one molecule or atom; there is no interaction between adsorbates.
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