Question

4. The elementary liquid-phase reaction A + B → C, with k-0.025 L/mol-min, is to be carried out in a CSTR with two impellers. The mixing patterns in the CSTR are

such that it is modeled as two equal-sized CSTRs in series. A B A B Species A and B are fed in separate lines to the CSTR. Each CSTR is 200 L and the volumetric flow to the first reactor is 10 L/min of A (2.0molA/L) and 10 L/min of B (2.0 molB/L). a) What is the conversion of A exiting the first reactor? b) What is the conversion of A exiting the second reactor? c) What conversion would you expect if the reactor was well-mixed and could be modeled as a single 400 L CSTR?

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