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1. |
For a heterogeneous catalytic reaction, A + B → C, with equimole feed of A and B, the initial rate – rA0 is invariant with total pressure. The rate controlling step is______________________? |
A. | Surface Kc/(1 + TS) reaction between absorbed A and B in the gas phase |
B. | Surface reaction between absorbed A and absorbed B |
C. | Surface reaction between A in the gas phase and absorbed B |
D. | Desorption of C |
Answer» E. | |