Kinetic Study of the Removal of Methyl Orange Dye by Coupling WO₃/H₂O₂

Table 2

Rate parameters of the removal of MO by WO₃/H₂O₂.

Initial concentration (mg·L^−1)	Pseudo first-order model (min^−1)		Pseudo second-order model mol^−1·L^−1·min^−1
	k 1 × 10^−2	R ^2	k 2 × 10^−3	R ^2
15	1.42	0.996	1.16	0.879
30	1.19	0.995	0.58	0.953
45	1.03	0.996	0.31	0.977
60	0.88	0.994	2.99	0.983