Research Article

Adsorption Characteristics and Electrochemical Behaviors of Methyl Blue onto Magnetic MgxCoyZn(1-x-y)Fe2O4 Nanoparticles

Table 4

Thermodynamic parameters of MB adsorbed onto magnetic Mg0.4Co0.5Zn0.1Fe2O4 nanoparticles.

T/K/(KJ·Mol-1)/(KJ·Mol-1)/(J·mol-1·K-1)

303-4.08
313-3.87-10.38-20.80
323-3.6

was the distribution coefficient, was the gas constant, and was the Kelvin temperature. The values of and were calculated using the slope and intercept of the and 1/T curves.