Chemical Reaction Engineering With increase in temperature, the rate constant obeying Arhenious equation Increases Decreases Can either increase or decrease ; depends on the frequency factor Decreases exponentially Increases Decreases Can either increase or decrease ; depends on the frequency factor Decreases exponentially ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering Which of the following resistances is not involved in a gas phase catalytic (gas- solid) reaction? Gas film and pore surface diffusion resistances for products Ash resistance Gas film and pore surface diffusion resistances for reactants Surface phenomenon resistance Gas film and pore surface diffusion resistances for products Ash resistance Gas film and pore surface diffusion resistances for reactants Surface phenomenon resistance ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering Velocity of a chemical reaction Increases with increase of pressure of reactants for all reactions Decreases with increase in temperature Decreases with increase of reactant concentration None of these Increases with increase of pressure of reactants for all reactions Decreases with increase in temperature Decreases with increase of reactant concentration None of these ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering The rate constant of a reaction depends on the Initial concentration of reactants Extent of reaction Temperature of the system Time of reaction Initial concentration of reactants Extent of reaction Temperature of the system Time of reaction ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering A typical example of an exothermic reversible reaction conducted at high pressure in industry is Polymerisation of ethylene Methanol synthesis Reformation of methane Dehydration of ethanol Polymerisation of ethylene Methanol synthesis Reformation of methane Dehydration of ethanol ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering A batch reactor is characterised by Variation in extent of reaction and properties of the reaction mixture with time Variation in reactor volume Very low conversion Constant residence time Variation in extent of reaction and properties of the reaction mixture with time Variation in reactor volume Very low conversion Constant residence time ANSWER DOWNLOAD EXAMIANS APP
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