Garcinia indica as an Environmentally Safe Corrosion Inhibitor for Aluminium in 0.5 M Phosphoric Acid

Table 4

Thermodynamic parameters for the adsorption of GIE on aluminium in 0.5 M phosphoric acid solution at different temperatures.

𝑇(°C)	−Δ𝐺^∘ads	Δ𝐻^∘ads	Δ𝑆^∘ads
	(kJ mol^−1)	(kJ mol^−1)	(J mol^−1 K^−1)
303	21.08	34.25	−184.44
308	22.87
313	23.31
318	24.73
323	25.06