Chemical Reaction Engineering In case of a __________ reactor, the composition in the reactor and at the exit of the reactor is the same. Semi-batch Back-mix Tubular Batch Semi-batch Back-mix Tubular Batch ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering If helium is introduced in a reactor containing O₂, SO₂ and SO₃ at equilibrium, so that total pressure increases while volume and temperature remains constant. In this case the dissociation of SO₃ (as per Le Chatlier principle) Changes unpredictably Decreases Increases Remains unaltered Changes unpredictably Decreases Increases Remains unaltered ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering For the liquid phase zero order irreversible reaction A → B, the conversion of A in a CSTR is found to be 0.3 at a space velocity of 0.1min⁻¹ . What will be the conversion for a PFR with a space velocity of 0.2 min⁻¹? Assume that all the other operating conditions are the same for CSTR and PFR. 0.9 0.3 0.6 0.15 0.9 0.3 0.6 0.15 ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering Which one is the rate controlling step in a solid-gas non-catalytic reaction occurring at very high temperature? Pore diffusion Film diffusion Ash layer diffusion Chemical reaction Pore diffusion Film diffusion Ash layer diffusion Chemical reaction ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering A catalyst is said to be a negative catalyst, ifit Does not initiate the reaction All of these Reduces the value of equilibrium constant Retards the rate of reaction Does not initiate the reaction All of these Reduces the value of equilibrium constant Retards the rate of reaction ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering Transition state theory gives the rate constant as K α e-E/RT K α eE/RT K α T . e-E/RT K α √T . e-E/RT K α e-E/RT K α eE/RT K α T . e-E/RT K α √T . e-E/RT ANSWER DOWNLOAD EXAMIANS APP
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