Chemical Reaction Engineering What is the unit of the rate constant in a chemical reaction in which 10% of the reactant decomposes in one hour, 20% in two hours, 30% in three hours and so on? Moles/litre.second Litre/mole.second Litre/mole Litre/second Moles/litre.second Litre/mole.second Litre/mole Litre/second ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering Which of the following is used for calcination of limestone and dolomite in industrial practice? Fixed bed reactor None of these Fluidised bed reactor Moving bed reactor Fixed bed reactor None of these Fluidised bed reactor Moving bed reactor ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering Consider the 'n' th order irreversible liquid phase reaction A → B. Which one of the following plots involving half life of the reaction (t1/2) and the initial reactant concentration (CA0) gives a straight line plot? Ln CA0 Vs t1/2 CA0 Vs t1/2 CA0 Vs ln t1/2 Ln CA0 Vs ln t1/2 Ln CA0 Vs t1/2 CA0 Vs t1/2 CA0 Vs ln t1/2 Ln CA0 Vs ln t1/2 ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering In case of the irreversible unimolecular type, first order reaction, the fractional conversion at any time for constant volume system as compared to variable volume system is Less More Same Either A or B, depends on other factors Less More Same Either A or B, depends on other factors ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering When a high liquid hold up is required in a reactor for gas liquid reaction, use __________ coloumn. Bubble Packed Spray Tray Bubble Packed Spray Tray ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering Which of the following fixes the volume of a batch reactor for a particular conversion and production rate? Rate constant None of these Density of mixture Operating conditions (e.g. pressure and temperature) Rate constant None of these Density of mixture Operating conditions (e.g. pressure and temperature) ANSWER DOWNLOAD EXAMIANS APP
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