Experimental and Runge–Kutta Method Simulation to Investigate Corrosion Kinetics of Mild Steel in Sulfuric Acid Solutions

Table 3

The rate of reaction (mg/cm².h) of mild steel in sulfuric acid at different concentration (0.1-0.5 M) and at different temperature (30-50°C).

Concentration; H2SO4 (M)	Rate of reaction (mg/cm^2.h) at
	30°	35°C	40°C	45°C	50°C
0.1	0.175	0.198961	0.225336	0.25427462	0.285929
0.2	22.48125	25.55936	28.94761	32.6652073	36.73163
0.3	44.7875	50.91976	57.66988	65.0761399	73.17734
0.4	67.09375	76.28016	86.39215	97.4870725	109.623
0.5	89.94	102.2545	115.8097	130.682624	146.951

denotes experimental data and other data are theoretical data that were found by Runge–Kutta method.