Removal of Methylene Blue from Aqueous Solution Using Agricultural Residue Walnut Shell: Equilibrium, Kinetic, and Thermodynamic Studies

<div>Kinetic curves for MB adsorption on WS at various different concentrations: (a) pseudo-first-order model, (b) pseudo-second-order model, and (c) intraparticle diffusion of particles model.</div>

Journal of Chemistry

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Figure 5

Figure 5: Removal of Methylene Blue from Aqueous Solution Using Agricultural Residue Walnut Shell: Equilibrium, Kinetic, and Thermodynamic Studies 