Chemical Reaction Engineering The equilibrium constant of chemical reaction __________ in the presence of catalyst. Decreases Remains unaffected Increases Can either increase or decrease (depends on the type of catalyst) Decreases Remains unaffected Increases Can either increase or decrease (depends on the type of catalyst) ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering A space velocity of 5 hr⁻¹ means that A fixed conversion of a given batch of feed takes 5 hours Five reactor volumes of feed (at specified conditions) are being fed into the reactor per hour After every 5 hours, reactor is being filled with the feed Cent per cent conversion can be achieved in at least 5 hours A fixed conversion of a given batch of feed takes 5 hours Five reactor volumes of feed (at specified conditions) are being fed into the reactor per hour After every 5 hours, reactor is being filled with the feed Cent per cent conversion can be achieved in at least 5 hours ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering The rate of reaction does not decrease appreciably as the reaction proceeds in case of __________ reactions. Autothermal Exothermic Autocatalytic Endothermic Autothermal Exothermic Autocatalytic Endothermic ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering When a high liquid hold up is required in a reactor for gas liquid reaction, use __________ coloumn. Packed Spray Bubble Tray Packed Spray Bubble Tray ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering Calcination reaction of limestone (CaCO₃ → CaO + CO₂) goes to completion in the rotary kiln, because Of high calcination temperature CaO is not dissociated CaO is more stable than CaCO₃ CO₂ escapes continuously Of high calcination temperature CaO is not dissociated CaO is more stable than CaCO₃ CO₂ escapes continuously ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering The gas phase reaction 2A ⇋ B is carried out in an isothermal plug flow reactor. The feed consists of 80 mole % A and 20 mole % inerts. If the conversion of A at the reactor exit is 50%, then CA/CA0 at the outlet of the reactor is 43959 43833 43898 43864 43959 43833 43898 43864 ANSWER DOWNLOAD EXAMIANS APP
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