Chemical Reaction Engineering For a tubular reactor with space time 'τ' and residence time 'θ', the following statement holds good. τ = θ , when the fluid density changes in the reactor τ = θ , for a non-isothermal reactor τ and θ are always equal τ = θ , for an isothermic tubular reactor in which the density of the process fluid is constant τ = θ , when the fluid density changes in the reactor τ = θ , for a non-isothermal reactor τ and θ are always equal τ = θ , for an isothermic tubular reactor in which the density of the process fluid is constant ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering With the same reaction time, initial concentration and feed rate, the reaction 2A → B is carried out separately in CSTR and P.F. reactor of equal volumes. The conversion will be Data insufficient; can't be predicted Same in both the reactors Higher in CSTR Higher in P.F. reactor Data insufficient; can't be predicted Same in both the reactors Higher in CSTR Higher in P.F. reactor ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering The fractional volume change of the system for the isothermal gas phase reaction, A 3B , between no conversion and complete conversion is 2 1 0.5 3 2 1 0.5 3 ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering The rate constant of a chemical reaction decreases by decreasing the Pressure Temperature Concentration of reactants Duration of reaction Pressure Temperature Concentration of reactants Duration of reaction ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering Calcination reaction of limestone (CaCO₃ → CaO + CO₂) goes to completion in the rotary kiln, because Of high calcination temperature CaO is not dissociated CaO is more stable than CaCO₃ CO₂ escapes continuously Of high calcination temperature CaO is not dissociated CaO is more stable than CaCO₃ CO₂ escapes continuously ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS