Chemical Reaction Engineering In a reversible chemical reaction having two reactants in equilibrium, if the concentration of the reactants are doubled, then the equilibrium constant will Become one fourth Be halved Remain the same Also be doubled Become one fourth Be halved Remain the same Also be doubled ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering For the non catalytic reaction of particles with surrounding fluid, the same needed to achive the same fractional conversion for particles of different unchanging sizes is proportional to the particle diameter, when the __________ is the controlling resistance. Film diffusion Either A, B or C Diffusion through ash layer Chemical reaction Film diffusion Either A, B or C Diffusion through ash layer Chemical reaction ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering To maximise the formation of R in the simultaneous reactionA + B → R , rR = 2CA0.5.CB2 A + B → S , rS = 1.5 CA . CB We should have High CA, low CB Low CA, low CB High CA, high CB Low CA, high CB High CA, low CB Low CA, low CB High CA, high CB Low CA, high CB ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering The equilibrium constant of chemical reaction __________ in the presence of catalyst. Increases Remains unaffected Decreases Can either increase or decrease (depends on the type of catalyst) Increases Remains unaffected Decreases Can either increase or decrease (depends on the type of catalyst) ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering Fluid flow in a real packed bed can be approximated as __________ model. Plug flow Tank in series Dispersion Mixed flow Plug flow Tank in series Dispersion Mixed flow ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering BET apparatus Measures the catalyst surface area directly Is made entirely of stainless steel None of these Operates at very high pressure Measures the catalyst surface area directly Is made entirely of stainless steel None of these Operates at very high pressure ANSWER DOWNLOAD EXAMIANS APP
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