Chemical Reaction Engineering The most suitable reactor for carrying out an auto-thermal reaction is a Semi-batch reactor CSTR Batch reactor Plug-flow reactor Semi-batch reactor CSTR Batch reactor Plug-flow reactor ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering A typical example of an exothermic reversible reaction conducted at high pressure in industry is Polymerisation of ethylene Reformation of methane Methanol synthesis Dehydration of ethanol Polymerisation of ethylene Reformation of methane Methanol synthesis Dehydration of ethanol 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. 390 190 290 490 390 190 290 490 ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering Cold shot cooling is only practical when the feed temperature is __________ than the reaction temperature. Much lower Higher Much higher Lower Much lower Higher Much higher Lower ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering Half life period of a first order irreversible reaction A → B is Ln 0.5/k Ln k/2 Ln 2/k K/2 Ln 0.5/k Ln k/2 Ln 2/k K/2 ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering Which of the following is the optimum operating condition for an exothermic reversible reaction taking place in a plug-flow reactor? Very low temperature should be used throughout the reaction Temperature should be high in the beginning and decreased towards the end of the reaction None of these Very high temperature should be used throughout the reaction Very low temperature should be used throughout the reaction Temperature should be high in the beginning and decreased towards the end of the reaction None of these Very high temperature should be used throughout the reaction ANSWER DOWNLOAD EXAMIANS APP
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