Bioresources and Bioprocessing

Table 3 Adsorption thermodynamic parameters of the three organics on the selected hydrochars

From: Rice husk hydrochars from metal chloride-assisted hydrothermal carbonization as biosorbents of organics from aqueous solution

Sample	ΔG(kJ/mol)			ΔH (kJ/mol)	ΔS (KJ/mol K)
Sample	298 K	308 K	318 K	ΔH (kJ/mol)	ΔS (KJ/mol K)
2-Naphthol on RHHCa0.6	− 6.094	− 5.092	− 5.238	− 18.66	− 0.043
BH on RHHCa0.2	− 5.143	− 5.300	− 5.222	− 4.002	0.004
CR on RHHK0.6	− 4.959	− 4.801	− 5.244	− 0.612	0.014

Back to article page