Chemical Reaction Engineering The rate of reaction does not decrease appreciably as the reaction proceeds in case of __________ reactions. Autothermal Endothermic Autocatalytic Exothermic Autothermal Endothermic Autocatalytic Exothermic ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering An exothermic reaction takes place in an adiabatic reactor. The product temperature __________ reactor feed temperature. Is always less than Is always equal to May be greater or less than Is always greater than Is always less than Is always equal to May be greater or less than Is always greater than ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering With increase in temperature, the equilibrium conversion of a reversible exothermic reaction Decreases Decreases linearily with temperature Increases Remains unaffected Decreases Decreases linearily with temperature Increases Remains unaffected ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering Catalyst is a substance, which __________ chemical reaction. Alters the value of equilibrium constant in a reversible Can either increase or decrease the speed of a Decreases the speed of a Increases the speed of a Alters the value of equilibrium constant in a reversible Can either increase or decrease the speed of a Decreases the speed of a Increases the speed of a ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering Overall rate of reaction in a heterogenous catalytic reaction depends upon the mass and energy transfer from the fluid to solid surface and its rate of reaction is usually __________ the concentration of catalyst, if it does not entail a chain mechanism. Proportional to Inversely proportional to Proportional to the square of Independent of Proportional to Inversely proportional to Proportional to the square of Independent of ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering For the liquid phase parallel reactions:R, rR = K?.CA2; E? = 80 KJ/moleS, rS = K?.CA ; E? = 120 KJ/mole The desired product is R. A higher selectivity of R will be achieved, if the reaction is conducted at High temperature in a CSTR Low temperature in a CSTR High temperature in a PFR Low temperature in a PFR High temperature in a CSTR Low temperature in a CSTR High temperature in a PFR Low temperature in a PFR ANSWER DOWNLOAD EXAMIANS APP
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