18. Solution to Chemistry Problem

18. Solution to Chemistry Problem

2. Using the data in the table, determine the activation energies of the oxidation process for 20X3 steel over the entire temperature range. Explain the results.
t, C 400 450 500 550 600 650 700 750
Vcor, g/m2*hour 0.33 0.54 0.81 1.15 1.78 2.82 4.46 6.75
t, C 800 850 900 950 1000 1050 1100
Vcor, g/m2*hour 15.1 43.6 77.6 100 151 204 275

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