Kinetic Models

Parameters

Pseudo-first order

$\ln \left(q_e-q_t\right)=\ln q_e-k_{1}t$

K₁ (min⁻¹)

q_e (mg・g⁻¹)

R²

−0.0416

4.4602

0.7489

Pseudo-second order

$\frac{1}{q_t}=\frac{1}{k_2{q}_e^2}+\frac{t}{q_e}$

K₂ (g·mg⁻¹·min⁻¹)

q_e (mg・g⁻¹)

R²

−0.2936

8.7581

0.9785

Experimental Data

t (20 min)

q_e (mg・g⁻¹)

C_e (mol・L⁻¹)

9.15102

0.0320