International Scholarly Research Notices

Research Article

Adsorption and Corrosion Inhibition Characteristics of Some Nicotinamide Derivatives on Mild Steel in Hydrochloric Acid Solution

Table 3

Thermodynamic parameters for adsorption of IMN and TMNon MS in 0.5 M HCl at different temperatures.
Inhibitor Slope
(°C)(L mol−1)(kJ mol−1) (kJ mol−1)(J mol−1 K−1)
IMN300.9981.04713888 0.4058.18
400.9971.04812820
500.9981.09212345
600.9961.10512195
TMN
300.9990.96020000 0.6537.72
400.9980.96917857
500.9980.98016949
600.9980.99616129