Chemical Reaction Engineering A space time of 3 hours for a flow reactor means that Conversion is cent per cent after three hours The time required to process one reactor volume of feed (measured at specified conditions) is 3 hours Three reactor volumes of feed can be processed every hour It takes three hours to dump the entire volume of the reactor with feed Conversion is cent per cent after three hours The time required to process one reactor volume of feed (measured at specified conditions) is 3 hours Three reactor volumes of feed can be processed every hour It takes three hours to dump the entire volume of the reactor with feed ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering Space time equals the mean residence time When the density of the reaction mixture is constant For CSTR For large diameter tubular reactor For narrow diameter tubular reactor When the density of the reaction mixture is constant For CSTR For large diameter tubular reactor For narrow diameter tubular reactor ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering A second order reaction of the form A + B → C is called a pseudo-first order reaction, when CB0 ≥ CB0 CB0 > CA0 CA0 = CB0 CA0 > CB0 CB0 ≥ CB0 CB0 > CA0 CA0 = CB0 CA0 > CB0 ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering Arrhenious equation represents graphically the variation between the __________ and temperature. Activation energy Rate constant Frequency factor Rate of reaction Activation energy Rate constant Frequency factor Rate of reaction ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering The concentration of A in a first order reaction, A → B, decreases Linearly with time Very abruptly towards the end of the reaction Exponentially with time Logarithmically with time Linearly with time Very abruptly towards the end of the reaction Exponentially with time Logarithmically with time 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 Same Either A or B, depends on other factors Less More Same Either A or B, depends on other factors Less More ANSWER DOWNLOAD EXAMIANS APP
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