Chemical Reaction Engineering A rise in temperature Does not affect a catalysed reaction All of these Normally tends to increase the reaction rate Does not affect photo-chemical reaction rates Does not affect a catalysed reaction All of these Normally tends to increase the reaction rate Does not affect photo-chemical reaction rates ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering Mean residence time is equal to the space time, when The temperature, pressure and the density of reaction mixture remains constant throughout the reactor The feed rate is measured at temperature and pressure in the reactor There is no change in number of moles in gaseous reaction All of these The temperature, pressure and the density of reaction mixture remains constant throughout the reactor The feed rate is measured at temperature and pressure in the reactor There is no change in number of moles in gaseous reaction All of these ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering Considering the endotheomic dissociation of CaCO₃ in a closed vessel (CaCO₃ ⇋ CaO + CO₂), the pressure of CO₂ increases, if A catalyst is added An inert gas is pumped keeping the temperature constant The temperature is increased None of these A catalyst is added An inert gas is pumped keeping the temperature constant The temperature is increased None of these ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering The units of frequency factor in Arhenious equation Are the same as those of the rate constant Depend on temperature, pressure etc. of the reaction Depend on the order of the reaction Are cycles per unit time Are the same as those of the rate constant Depend on temperature, pressure etc. of the reaction Depend on the order of the reaction Are cycles per unit time ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering The percent conversion of ethanol in the reactor is 100 2.5 97.5 95 100 2.5 97.5 95 ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering If pore diffusion is the controlling step in a solid catalysed reaction, the catalyst Porosity is of less importance None of these Porosity is very important Internal surface area is utilised efficiently Porosity is of less importance None of these Porosity is very important Internal surface area is utilised efficiently ANSWER DOWNLOAD EXAMIANS APP
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