Adsorption and Photocatalytic Kinetics of Visible-Light Response N-Doped TiO₂ Nanocatalyst for Indoor Acetaldehyde Removal under Dark and Light Conditions

Table 2

Predicted constants of pseudo-second-order kinetic model for the adsorption of acetaldehyde onto N-TiO₂ at various temperatures.

Temperature (°C)	Pseudo-second-order model			Activation energy
	(μmol/g)	(g/μmol/hr)		(kJ/mol)
5	0.860	0.164	0.996	14.0
15	0.687	0.230	0.976
25	0.630	0.245	0.977
35	0.540	0.308	0.957