Removal of Zinc from Aqueous Solutions by Magnetite Silica Core-Shell Nanoparticles

Table 1

Isotherm models for Zn(II) sorption onto magnetic nanoparticles.

Mathematical model	Equation	Correlation coefficient	𝑞𝑚 (mg g^-1) or 1/𝑛	𝐾𝐿 (L mg^-1) or 𝐾𝐹 (L mg^-1)
Langmuir	𝑐𝑒/𝑞𝑒=0.059+0.008𝑐𝑒	0.997	125.0	0.1356
Freundlich	log𝑞e=1.117+0.663log𝑐e	0.975	0.663	13.09