Skip to Main Content
Table 2

Adsorption parameters for the Langmuir and Freundlich isotherm models and the thermodynamics parameters for the adsorption of Cd(II) on Fe3O4/PP at different temperatures (pH 7.0, Cd(II) = 2–40 mg/L, adsorbent dose = 0.5 g, contact time = 8 h, temp. = 298 K)

Temp. (K)Langmuir
Freundlich
(KJ/mol) (KJ/mol) (J/(mol·K))
KL (L/mg)qm (mg/g)RLR2KF1/nR2
288 0.083 0.914 0.375 0.970 0.134 0.486 0.959 2.35 66.59 223.29 
298 0.121 0.951 0.255 0.971 0.156 0.469 0.805 −0.11   
308 0.205 1.364 0.196 0.919 0.170 0.555 0.908 −2.10   
Temp. (K)Langmuir
Freundlich
(KJ/mol) (KJ/mol) (J/(mol·K))
KL (L/mg)qm (mg/g)RLR2KF1/nR2
288 0.083 0.914 0.375 0.970 0.134 0.486 0.959 2.35 66.59 223.29 
298 0.121 0.951 0.255 0.971 0.156 0.469 0.805 −0.11   
308 0.205 1.364 0.196 0.919 0.170 0.555 0.908 −2.10   
Close Modal

or Create an Account

Close Modal
Close Modal