Chemical Reaction Engineering In case of calcination of limestone, CaCO₃ CaO + CO₂, the addition of more of CaO will result in __________ in the concentration of CO₂. Decrease Increase Unpredictable from the data No change Decrease Increase Unpredictable from the data No change ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering If n = overall order of a chemical reaction. a = initial concentration of reactant. t = time required to complete a definite fraction of the reaction. Then pick out the correct relationship. T ∝ an T ∝ 1/an - 1 T ∝ 1/an T ∝ 1/an + 1 T ∝ an T ∝ 1/an - 1 T ∝ 1/an T ∝ 1/an + 1 ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering The exit age distribution of fluid leaving a vessel is used to know the None of these Activation energies of a reaction Reaction mechanism Extent of non-ideal flow in the vessel None of these Activation energies of a reaction Reaction mechanism Extent of non-ideal flow in the vessel ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering Which of the following will favour the reverse reaction in a chemical equilibrium reaction? Increasing the concentration of one or more of the products Removal of at least one of the products at regular interval Increasing the concentration of one of the reactants None of these Increasing the concentration of one or more of the products Removal of at least one of the products at regular interval Increasing the concentration of one of the reactants None of these ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering Which of the following is used for calcination of limestone and dolomite in industrial practice? None of these Fixed bed reactor Fluidised bed reactor Moving bed reactor None of these Fixed bed reactor Fluidised bed reactor Moving bed reactor 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? Temperature should be high in the beginning and decreased towards the end of the reaction Very low temperature should be used throughout the reaction None of these Very high temperature should be used throughout the reaction Temperature should be high in the beginning and decreased towards the end of the reaction Very low temperature should be used throughout the reaction None of these Very high temperature should be used throughout the reaction ANSWER DOWNLOAD EXAMIANS APP
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