Chemical Reaction Engineering The reactions of high molecularity are rare, because Many body collisions are not favoured energetically Of very large activation energy of many bodies Of requirement of very large concentration for such reactions Of low probability of many body collisions Many body collisions are not favoured energetically Of very large activation energy of many bodies Of requirement of very large concentration for such reactions Of low probability of many body collisions ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering For nearly isothermal operation involving large reaction time in a liquid-phase reaction, the most suitable reactor is a __________ reactor. Stirred tank Fixed bed Batch Tubular flow Stirred tank Fixed bed Batch Tubular flow ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering At a given temperature, K₁, K₂ and K3 are equilibrium constants for the following reactions 1, 2, 3 respectively. CH₄(g) + H₂O(g) ⇋ CO(g) + 3H₂(g), CO(g) + H₂O(g) ⇋ CO₂(g) + H₂(g) CH₄(g) + 2H₂O(g) ⇋ CO₂(g) + 4H₂(g) Then K₁, K₂ and K3 are related as: K3 = (K₁.K₂)0.5 K3(K₁+K₂)/2 K3 = K₁.K₂ K3 = (K₁.K₂)2 K3 = (K₁.K₂)0.5 K3(K₁+K₂)/2 K3 = K₁.K₂ K3 = (K₁.K₂)2 ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering The role of a catalyst in a chemical reaction is to change the Heat of reaction Final products Equilibrium constant Activation energy Heat of reaction Final products Equilibrium constant Activation energy ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering __________ is the response curve for a step input signal from a reactor. C-curve I-curve S-curve None of these C-curve I-curve S-curve None of these ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering When an exothermic reversible reaction is conducted adiabatically, the rate of reaction Continuously decreases Passes through a maximum Continuously increases Passes through a minimum Continuously decreases Passes through a maximum Continuously increases Passes through a minimum ANSWER DOWNLOAD EXAMIANS APP
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