Chemical Reaction Engineering For a tubular reactor with space time 'τ' and residence time 'θ', the following statement holds good. τ = θ , for a non-isothermal reactor τ and θ are always equal τ = θ , for an isothermic tubular reactor in which the density of the process fluid is constant τ = θ , when the fluid density changes in the reactor τ = θ , for a non-isothermal reactor τ and θ are always equal τ = θ , for an isothermic tubular reactor in which the density of the process fluid is constant τ = θ , when the fluid density changes in the reactor ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering If CA is the quantity of reactants initially present, the quantity left after 'n' half periods will be equal to (CA)1/n (CA)n (CA)1/2n (1/2)n.CA (CA)1/n (CA)n (CA)1/2n (1/2)n.CA ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering Which of the following fixes the volume of a batch reactor for a particular conversion and production rate? Operating conditions (e.g. pressure and temperature) Density of mixture Rate constant None of these Operating conditions (e.g. pressure and temperature) Density of mixture Rate constant None of these ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering In which of the following reactions, thee-quilibrium will shift to the right, if the total pressure is increased? N₂O₄ ⇋ 2 NO₂ H₂ + Cl₂ ⇋ 2HCl H₂ + I₂ ⇋ 2HI N₂ + O₂ ⇋ 2NO N₂O₄ ⇋ 2 NO₂ H₂ + Cl₂ ⇋ 2HCl H₂ + I₂ ⇋ 2HI N₂ + O₂ ⇋ 2NO 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 Either A, B or C Chemical reaction Diffusion through ash layer Film diffusion Either A, B or C Chemical reaction Diffusion through ash layer ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering Cold shot cooling is only practical when the feed temperature is __________ than the reaction temperature. Lower Much lower Much higher Higher Lower Much lower Much higher Higher ANSWER DOWNLOAD EXAMIANS APP
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