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. 2021 Apr 22;6(17):11155–11172. doi: 10.1021/acsomega.0c04194

Table 4. Kinetics Models and Parameters for Adsorption of Pb2+ onto the CFA/GO/WO3 Nanocomposite.

  temperature (°C)
parameters 25 35 45
pseudo-second-order
qe (mg g–1) 29.8713 4.6720 4.4653
R2 0.97823 0.94011 0.87575
k2 (g mg–1 min–1) 0.0344 1.7394 1.6938
intraparticlediffusion model
ki (mg/g/min0.5) 0.5453 1.1861 1.9305
C (mg/g) 26.3619 15.6896 15.9479
R2 0.0082 0.4339 0.2493