During the reduction of an oxide of hydrogen gas, it is observed that the rate of reaction increases by almost three fold due to a slight increases in temperature. The most likely rate controlling step is
A. inward mass transfer of hydrogen gas
B. outward mass transfer of H2O
C. chemical reaction at gas metal interface
D. combined mass transfer of H2 and H2O
Answer: Option D
This Question Belongs to Metallurgical Engineering >> Metallurgical Thermodynamics And Kinetics
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