Chemical Reaction Engineering Space time equals the mean residence time For narrow diameter tubular reactor For CSTR When the density of the reaction mixture is constant For large diameter tubular reactor For narrow diameter tubular reactor For CSTR When the density of the reaction mixture is constant For large diameter tubular reactor ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering Which of the following is a controlling factor in very fast heterogeneous reaction? Heat and mass transfer effects Pressure Temperature Composition of reactant Heat and mass transfer effects Pressure Temperature Composition of reactant ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering The half life period of a first order reaction is Half the specific rate constant Dependent on initial concentration of the reactants Always the same irrespective of the reaction Proportional to the initial concentration of reactants Half the specific rate constant Dependent on initial concentration of the reactants Always the same irrespective of the reaction Proportional to the initial concentration of reactants ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering The space time is equivalent to the holding time in a steady state mixed reactor for Non-isothermal gas reaction Gas reactions with changing no. of moles Variable fluid density systems Constant fluid density systems Non-isothermal gas reaction Gas reactions with changing no. of moles Variable fluid density systems Constant fluid density systems ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering A typical example of an exothermic reversible reaction conducted at high pressure in industry is Dehydration of ethanol Reformation of methane Polymerisation of ethylene Methanol synthesis Dehydration of ethanol Reformation of methane Polymerisation of ethylene Methanol synthesis ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering Variables affecting the rate of homogeneous reactions are Pressure and composition only Pressure and temperature only Temperature and composition only Pressure, temperature and composition Pressure and composition only Pressure and temperature only Temperature and composition only Pressure, temperature and composition ANSWER DOWNLOAD EXAMIANS APP
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