Chemical Reaction Engineering A catalyst in a chemical reaction __________ free energy change in the reaction. Decreases Increases Neither A nor B Either A or B; depends on the type of catalyst Decreases Increases Neither A nor B Either A or B; depends on the type of catalyst ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering The rate constant of a chemical reaction decreases by decreasing the Pressure Concentration of reactants Duration of reaction Temperature Pressure Concentration of reactants Duration of reaction Temperature ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering Arrhenious equation represents graphically the variation between the __________ and temperature. Activation energy Rate constant Rate of reaction Frequency factor Activation energy Rate constant Rate of reaction Frequency factor ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering On application of pressure to the equilibrium system, ice ⇋ water; which of the following phenomenon will occur? Equilibrium will not be attained More ice will be formed Water will evaporate More water will be formed Equilibrium will not be attained More ice will be formed Water will evaporate More water will be formed ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering A space time of 3 hours for a flow reactor means that Three reactor volumes of feed can be processed every hour The time required to process one reactor volume of feed (measured at specified conditions) is 3 hours Conversion is cent per cent after three hours It takes three hours to dump the entire volume of the reactor with feed Three reactor volumes of feed can be processed every hour The time required to process one reactor volume of feed (measured at specified conditions) is 3 hours Conversion is cent per cent after three hours It takes three hours to dump the entire volume of the reactor with feed ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering In an ideal P.F.R. at steady state conditions The conversion of the reactant varies from point to point along a flow path The composition of reactants remains constant along a flow path There may be diffusion along the flow path There is no lateral mixing of fluid The conversion of the reactant varies from point to point along a flow path The composition of reactants remains constant along a flow path There may be diffusion along the flow path There is no lateral mixing of fluid ANSWER DOWNLOAD EXAMIANS APP