Chemical Reaction Engineering For the reversible reaction A ⇋ 2B, if the equilibrium constant K is 0.05 mole/litre; starting from initially 2 moles of A and zero moles of B, how many moles will be formed at equilibrium? 0.253 0.338 0.637 0.152 0.253 0.338 0.637 0.152 ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering A batch reactor is characterised by Variation in reactor volume Constant residence time Very low conversion Variation in extent of reaction and properties of the reaction mixture with time Variation in reactor volume Constant residence time Very low conversion Variation in extent of reaction and properties of the reaction mixture with time ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering The rate constant of a reaction depends on the Extent of reaction Time of reaction Temperature of the system Initial concentration of reactants Extent of reaction Time of reaction Temperature of the system Initial concentration of reactants ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering If the pore diffusion controls in a catalytic reaction, the apparent activation energy Ea is equal to (E + ED) where ED is activation due to diffusion ED/2 (E + ED)/2 The intrinsic activation energy E (E + ED) where ED is activation due to diffusion ED/2 (E + ED)/2 The intrinsic activation energy E ANSWER DOWNLOAD EXAMIANS APP
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. No change Unpredictable from the data Increase Decrease No change Unpredictable from the data Increase Decrease ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering The conversion for a first order liquid phase reaction. A → B in a CSTR is 50%. If another CSTR of the same volume is connected in series, then the % conversion at the exit of the second reactor will be 75 100 90 60 75 100 90 60 ANSWER DOWNLOAD EXAMIANS APP
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