Table 4 Thermodynamic parameters of CR adsorption onto GSCWCO.

From: Sustainable synthesis of graphene sand composite from waste cooking oil for dye removal

Temperature (K)

\(\Delta G^\circ\)(KJ mol−1)

\(\Delta H^\circ\)(KJ mol−1)

\(\Delta S^\circ\)(KJ mol−1)

298

− 2.012

− 10.211

− 27.626

303

− 1.631

313

− 1.464