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You want to design a catalyst to convert A into B. From experiments, you know the rate constant is k=0.04/s. The diffusion coefficient of A
You want to design a catalyst to convert A into B. From experiments, you know the rate constant is k=0.04/s. The diffusion coefficient of A into the catalyst material is D=4104cm2/s. The bulk concentration of A is Cb=4mol/m3. The goal is to convert 70% of A. The conversion is calculated as (Cb C(0))/Cb, where C(0) is the concentration at the center of the pellet. The Sherwood number (based on pellet diameter) is 4 . Specify the pellet radius and mass transfer coefficient when the catalyst pellet is cylindrical. Plot the concentration as a function of pellet radius. You want to design a catalyst to convert A into B. From experiments, you know the rate constant is k=0.04/s. The diffusion coefficient of A into the catalyst material is D=4104cm2/s. The bulk concentration of A is Cb=4mol/m3. The goal is to convert 70% of A. The conversion is calculated as (Cb C(0))/Cb, where C(0) is the concentration at the center of the pellet. The Sherwood number (based on pellet diameter) is 4 . Specify the pellet radius and mass transfer coefficient when the catalyst pellet is cylindrical. Plot the concentration as a function of pellet radius
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