Chemical Reaction Engineering A chemical reaction is of zero order, when the reaction rate is (where, CA = concentration of reactant) Independent of temperature ∝ CA ∝ 1/CA None of these Independent of temperature ∝ CA ∝ 1/CA None of these ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering Half life period of a chemical reaction is The time required to reduce the concentration of the reacting substance to half its initial value None of these Half of the space time of a reaction Half of the residence time of a reaction The time required to reduce the concentration of the reacting substance to half its initial value None of these Half of the space time of a reaction Half of the residence time of a reaction ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering What is the dispersion number for a plug flow reactor? ? 1 -1 ? 1 -1 ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering For a mixed flow reactor operating at steady state, the rate of reaction is given by - dCsub>A/dt FA0/V - dCsub>A/dt FA0/V . Xsub>A FA0/V + dCsub>A/dt - dCsub>A/dt FA0/V - dCsub>A/dt FA0/V . Xsub>A FA0/V + dCsub>A/dt ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering A space velocity of 5 hr⁻¹ means that A fixed conversion of a given batch of feed takes 5 hours Cent per cent conversion can be achieved in at least 5 hours After every 5 hours, reactor is being filled with the feed Five reactor volumes of feed (at specified conditions) are being fed into the reactor per hour A fixed conversion of a given batch of feed takes 5 hours Cent per cent conversion can be achieved in at least 5 hours After every 5 hours, reactor is being filled with the feed Five reactor volumes of feed (at specified conditions) are being fed into the reactor per hour 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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