Chemical Reaction Engineering The rate at which a chemical substance reacts is proportional to its Molecular weight Equivalent weight Active mass None of these Molecular weight Equivalent weight Active mass None of these ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering Helium-mercury method can be used to determine the __________ of the catalyst particle. Pore volume Solid density All of these Porosity Pore volume Solid density All of these Porosity ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering The reaction rate almost gets doubled for 10°C rise in temperature. This is due to the fact that the Collision frequency increases Fraction of molecules having threshold energy increases Value of threshold energy decreases Increased temperature reduces the activation energy Collision frequency increases Fraction of molecules having threshold energy increases Value of threshold energy decreases Increased temperature reduces the activation energy ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering Rate of a chemical reaction is independent of the concentration of the reactants for a __________ reaction. Third order Consecutive Zero order None of these Third order Consecutive Zero order None of these ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering A space velocity of 5 hr⁻¹ means that Cent per cent conversion can be achieved in at least 5 hours After every 5 hours, reactor is being filled with the feed A fixed conversion of a given batch of feed takes 5 hours Five reactor volumes of feed (at specified conditions) are being fed into the reactor per hour Cent per cent conversion can be achieved in at least 5 hours After every 5 hours, reactor is being filled with the feed A fixed conversion of a given batch of feed takes 5 hours Five reactor volumes of feed (at specified conditions) are being fed into the reactor per hour ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering The increase in the rate of reaction with temperature is due to Decrease in activation energy None of these Increase in the number of effective collisions Increase in the average kinetic energy of the reacting molecules Decrease in activation energy None of these Increase in the number of effective collisions Increase in the average kinetic energy of the reacting molecules ANSWER DOWNLOAD EXAMIANS APP
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