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 τ/0.693 0.5τ 0.693τ 2τ τ/0.693 0.5τ 0.693τ 2τ ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering The conversion in a mixed reactor/accomplishing a reaction A 3R is 50% when gaseous reactant 'A' is introduced at the rate of 1 litre/second and the leaving flow rate is 2 litres/second. The holding time for this operation is __________ second. 0.5 3 2 1 0.5 3 2 1 ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering A plug-flow reactor is characterised by Presence of lateral mixing High capacity Presence of axial mixing Constant composition and temperature of reaction mixture Presence of lateral mixing High capacity Presence of axial mixing Constant composition and temperature of reaction mixture ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering On application of pressure to the equilibrium system, ice ⇋ water; which of the following phenomenon will occur? Water will evaporate More ice will be formed Equilibrium will not be attained More water will be formed Water will evaporate More ice will be formed Equilibrium will not be attained More water will be formed ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering The performance equations for constant density systems are identical for P.F.R, batch reactor and backmix reactor P.F.R. and batch reactor Batch reactor and backmix reactor P.F.R. and backmix reactor P.F.R, batch reactor and backmix reactor P.F.R. and batch reactor Batch reactor and backmix reactor P.F.R. and backmix reactor ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering A high space velocity means that a given Conversion can be obtained with a high feed rate Reaction can be accomplished with small reactor None of these Both A and B Conversion can be obtained with a high feed rate Reaction can be accomplished with small reactor None of these Both A and B ANSWER DOWNLOAD EXAMIANS APP
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