Chemical Reaction Engineering Sometimes, batch process is preferred over continuous process, when the product Sales demand is fluctuating Both A & B Neither A nor B Quality & yield can not be achieved in continuous processes, because of long residence time Sales demand is fluctuating Both A & B Neither A nor B Quality & yield can not be achieved in continuous processes, because of long residence time ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering A chemical reaction, A → 3B, is conducted in a constant pressure vessel. Starting with pure A, the volume of the reaction mixture increases 3 times in 6 minutes. The fractional conversion is 0.33 0.5 1 Data insufficient, can't be predicted 0.33 0.5 1 Data insufficient, can't be predicted 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 0.144 0.16 0.152 0.136 0.144 0.16 0.152 ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering The following gas phase reactions are carried out isothermally in a CSTR.A → 2R ; r₁ = K₁pA ;K₁ = 20mole/(sec.m³ bar)A → 3S ; r₂ = K₂ pA ;K₂ = 40mole/ (sec.m³ .bar)What is the maximum possible value of FR(mole/sec.) ? 2 43864 43833 43832 2 43864 43833 43832 ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering n' number of plug flow reactors (P.F.R) in series with a total volume 'V' gives the same conversion as one P.F.R. of volume V.n 1/V V V/n V.n 1/V V V/n ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering An example of autothermal reactor operation is Ethylene oxidation Benzene oxidation Ammonia synthesis Sulphur dioxide oxidation Ethylene oxidation Benzene oxidation Ammonia synthesis Sulphur dioxide oxidation ANSWER DOWNLOAD EXAMIANS APP
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