Chemical Reaction Engineering Catalyst is a substance, which __________ chemical reaction. Decreases the speed of a Alters the value of equilibrium constant in a reversible Increases the speed of a Can either increase or decrease the speed of a Decreases the speed of a Alters the value of equilibrium constant in a reversible Increases the speed of a Can either increase or decrease the speed of a 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 Low CA, high CB High CA, low CB High CA, high CB Low CA, low CB Low CA, high CB High CA, low CB High CA, high CB Low CA, low CB ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering For an isothermal second order aqueous phase reaction, A → B, the ratio of the time required for 90% conversion to the time required for 45% conversion is 4 2 22 11 4 2 22 11 ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering An example of autothermal reactor operation is Ethylene oxidation Benzene oxidation Sulphur dioxide oxidation Ammonia synthesis Ethylene oxidation Benzene oxidation Sulphur dioxide oxidation Ammonia synthesis ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering Knudsen diffusion is directly proportional to T 1/√T T₂ √T T 1/√T T₂ √T ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering From among the following, choose one which is not an exothermic process. Oxidation of sulphur Catalytic cracking Ammonia synthesis Methanol synthesis Oxidation of sulphur Catalytic cracking Ammonia synthesis Methanol synthesis ANSWER DOWNLOAD EXAMIANS APP
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