Chemical Reaction Engineering The residence time distribution of an ideal CSTR is Exp(-t/τ) Τ exp (-t/τ) 1/τ exp (-t/τ) 1/τ (-t/τ) Exp(-t/τ) Τ exp (-t/τ) 1/τ exp (-t/τ) 1/τ (-t/τ) ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering A gaseous reactant is introduced in a mixed reactor of 3 litres volume at the rate of 1 litre/second. The space time is __________ seconds. 3 1 43833 32 3 1 43833 32 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? H₂ + I₂ ⇋ 2HI N₂ + O₂ ⇋ 2NO N₂O₄ ⇋ 2 NO₂ H₂ + Cl₂ ⇋ 2HCl H₂ + I₂ ⇋ 2HI N₂ + O₂ ⇋ 2NO N₂O₄ ⇋ 2 NO₂ H₂ + Cl₂ ⇋ 2HCl ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering A stirred tank reactor compared to tubular-flow reactor provides All of these More uniform operating conditions Permits operation at the optimum temperature for a long reaction time Higher overall selectivity for a first order consecutive reaction All of these More uniform operating conditions Permits operation at the optimum temperature for a long reaction time Higher overall selectivity for a first order consecutive reaction ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering For the same residence time, which one will give the maximum conversion? Single tubular flow reactor (v = 5 litres) Stirred tank followed by tubular flow reactor (each of 2.5 litres) Single stirred tank (v = 5 litres) Two stirred tank (each of 2.5 litres) in series Single tubular flow reactor (v = 5 litres) Stirred tank followed by tubular flow reactor (each of 2.5 litres) Single stirred tank (v = 5 litres) Two stirred tank (each of 2.5 litres) in series ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering In the hydrodealkylation of toluene to benzene, the following reactions occur:C₇H₈ + H₂ → C₆H₆ + CH₄2C₆H₆ ⇋ C₁₂H₁₀ + H₂Toluene and hydrogen are fed to a reactor in a molar ratio 1:5.80% of the toluene gets converted and the selectivity of benzene(defined as moles of benzene formed/moles of toluene converted) is 90%. The fractional conversion of hydrogen is 0.136 0.16 0.152 0.144 0.136 0.16 0.152 0.144 ANSWER DOWNLOAD EXAMIANS APP
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