Chemical Reaction Engineering If the time required to change the concentration of reactant to half its original value is independent of the initial concentration, the order of reaction is One Two Three Zero One Two Three Zero ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering The molecularity and the order of reaction respectively, for the hydrolysis of methyl acetate in presence of acids are 11 & 2 2 && 2 2 & 1 1 & 1 11 & 2 2 && 2 2 & 1 1 & 1 ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering In a reaction, the threshold energy is equal to (where, A = activation energy N = normal energy of reactants) A A-N A+N N A A-N A+N N ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering A pulse tracer is introduced in an ideal CSTR (with a mean residence time ι) at time, t = 0. The time taken for the exit concentration of the tracer to reach half of its initial value will be 2τ 0.693τ 0.5τ τ/0.693 2τ 0.693τ 0.5τ τ/0.693 ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering Promoter. Atlers the position of equilibrium in a reversible reaction Initiates a chemical reaction and is a catalyst by itself All of these Increases the number of active centres by increasing the unevenness of catalyst surface and by creating discontinuities in the crystals Atlers the position of equilibrium in a reversible reaction Initiates a chemical reaction and is a catalyst by itself All of these Increases the number of active centres by increasing the unevenness of catalyst surface and by creating discontinuities in the crystals ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering For the non catalytic reaction of particles with surrounding fluid, the same needed to achive the same fractional conversion for particles of different unchanging sizes is proportional to the particle diameter, when the __________ is the controlling resistance. Film diffusion Chemical reaction Either A, B or C Diffusion through ash layer Film diffusion Chemical reaction Either A, B or C Diffusion through ash layer ANSWER DOWNLOAD EXAMIANS APP
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