Table 5:
Thermodynamic parameters for MO removal on chitosan-
iso
-vanillin at different temperatures.
∆H
(kJ mol
-1
)
∆S
(J mol
-1
K
-1
)
∆G
( kJ mol
-1
)
T
= 20 °C
T
= 30 °C
T
= 50 °C
T
= 70 °C
-5.529
14.351
-9.443
-9.654
-9.872
-10.191