Chemical Reaction Engineering What is the dispersion number for a plug flow reactor? 1 -1 ? 1 -1 ? ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering If the catalyst pore size is small in comparison with the mean free path, collisions with the pore wall controls the process'. The diffusivity under this condition is called 'Knudsen diffusivity', which is affected by the Pressure Temperature Neither A nor B Both A & B Pressure Temperature Neither A nor B Both A & B ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering For the gaseous reaction 2A → B, where the feed consists of 50 mole % A and 50 mole % inerts, the expansion factor is 1 -0.25 -0.5 1 -0.25 -0.5 ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering Half life period of a first order irreversible reaction A → B is Ln 0.5/k Ln k/2 K/2 Ln 2/k Ln 0.5/k Ln k/2 K/2 Ln 2/k ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering Effectiveness factor of a catalyst pellet is a measure of the __________ resistance. Pore diffusion None of these Gas film Chemical reaction Pore diffusion None of these Gas film Chemical reaction ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering Effectiveness factor (E) of a catalyst pellet is defined as, E = (actual rate within pore of catalyst/rate if notsnowed by pore diffusion) Effectiveness factor for a first order reaction is given by (where, T = Thiele modulus) None of these Tan T/T Tan hT/T Tan hT/tan T None of these Tan T/T Tan hT/T Tan hT/tan T ANSWER DOWNLOAD EXAMIANS APP
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