Chemical Reaction Engineering B.E.T. method can be used to determine the __________ of a porous catalyst. Solid density Surface area Pore volume All of these Solid density Surface area Pore volume All of these ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering In an ideal mixed reactor (at steady state), the Space time is equivalent to holding time for constant density systems All of these Composition throughout the reactor remains same Exit stream has the same composition as the fluid within the reactor Space time is equivalent to holding time for constant density systems All of these Composition throughout the reactor remains same Exit stream has the same composition as the fluid within the reactor ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering For identical flow rate and feed composition, X plug flow reactors (PER) in series with a total volume V gives the same conversion as single CSTR of volume V/X PFR of volume V PFR of volume V/X CSTR of volume V CSTR of volume V/X PFR of volume V PFR of volume V/X CSTR of volume V 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 Temperature Both A & B Neither A nor B Pressure Temperature Both A & B Neither A nor B Pressure ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering A typical example of an exothermic reversible reaction conducted at high pressure in industry is Polymerisation of ethylene Dehydration of ethanol Methanol synthesis Reformation of methane Polymerisation of ethylene Dehydration of ethanol Methanol synthesis Reformation of methane ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering In case of calcination of limestone, CaCO₃ CaO + CO₂, the addition of more of CaO will result in __________ in the concentration of CO₂. Decrease No change Increase Unpredictable from the data Decrease No change Increase Unpredictable from the data ANSWER DOWNLOAD EXAMIANS APP
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