Chemical Reaction Engineering In the reversible reaction of the type, A + B ⇋ AB, in general The combination reaction will be endothermic, while the dissociation reaction will be exothermic Neither of the reactions will be en-dothermic Both forward and backward reactions will be exothermic The combination reaction will be exothermic, while the dissociation reaction will be endothermic The combination reaction will be endothermic, while the dissociation reaction will be exothermic Neither of the reactions will be en-dothermic Both forward and backward reactions will be exothermic The combination reaction will be exothermic, while the dissociation reaction will be endothermic ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering An irreversible aqueous phase reaction, A + B → P, is carried out in an adiabatic mixed flow reactor. A feed containing 4kmole/m³ of each A and B enters the reactor at 8m³ /hr. If the temperature of the exit stream is never to exceed 390 K, what is the maximum inlet feed temperature allowed?(Data: Heat of reaction = - 50 kJ/mole, Density of the reacting mixture = 1000kg/m³, Specific heat of reacting mixture = 2kJ/kg.K)The above data can be assumed to be independent of temperature and composition. 490 290 390 190 490 290 390 190 ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering The rate of reaction of a/an __________ reaction is not affected by temperature rise. Consecutive Zero order Autocatalytic Photochemical Consecutive Zero order Autocatalytic Photochemical ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering Fractional conversion __________ with increase in pressure for ammonia synthesis reaction i.e., N₂ + 3H₂ ⇋ 2NH₃. Unpredictable from the data Remains unchanged Decreases Increases Unpredictable from the data Remains unchanged Decreases Increases ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering The time needed to achieve the same fractional conversion for particles of different sizes (d) when chemical reaction controls, is proportional to √d D1.5 D D2 √d D1.5 D D2 ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering A batch reactor suffers from following disadvantage. High shutdown time requirement for emptying, cleaning and refilling High labour and handling cost All of these Poor product quality control High shutdown time requirement for emptying, cleaning and refilling High labour and handling cost All of these Poor product quality control ANSWER DOWNLOAD EXAMIANS APP
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