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Table 9

Thermodynamic parameters for adsorption of reactive dyes onto CTS/MMT

Reactive dyeΔGo (kJ/mol)
ΔHo (kJ/mol)ΔSo (J/(mol K))So (kJ/mol)
293 K303 K313 K323 K293 K303 K313 K323 K
RB5 −6.58 −7.48 −8.44 −9.30 20.24 91.52 26.81 27.73 28.64 29.56 
RR136 −9.50 −9.34 −9.08 −8.69 −17.36 −26.64 −7.80 −8.07 −8.34 −8.60 
RY145 −7.46 −8.16 −8.89 −9.84 15.52 78.26 22.93 23.71 24.50 25.28 
RB222 −7.04 −7.79 −8.62 −9.58 17.62 84.03 24.62 25.46 26.30 27.14 
Reactive dyeΔGo (kJ/mol)
ΔHo (kJ/mol)ΔSo (J/(mol K))So (kJ/mol)
293 K303 K313 K323 K293 K303 K313 K323 K
RB5 −6.58 −7.48 −8.44 −9.30 20.24 91.52 26.81 27.73 28.64 29.56 
RR136 −9.50 −9.34 −9.08 −8.69 −17.36 −26.64 −7.80 −8.07 −8.34 −8.60 
RY145 −7.46 −8.16 −8.89 −9.84 15.52 78.26 22.93 23.71 24.50 25.28 
RB222 −7.04 −7.79 −8.62 −9.58 17.62 84.03 24.62 25.46 26.30 27.14 
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