Chemical Reaction Engineering The half life period of a first order reaction is given by (where, K = rate constant. ) 2.5 K 0.693/K 1.5 K 6.93 K 2.5 K 0.693/K 1.5 K 6.93 K ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering A space time of 3 hours for a flow reactor means that 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 Conversion is cent per cent after three hours ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering For a first order chemical reaction, the rate constant Has unit of time⁻¹ None ofthese Changes on changing the concentration units Is not a function of the unit of time Has unit of time⁻¹ None ofthese Changes on changing the concentration units Is not a function of the unit of time ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering From collison theory, the reaction rate constant is proportional to Exp(- E/2RT) √T Exp(- E/RT) Tm.exp(- E/RT) Exp(- E/2RT) √T Exp(- E/RT) Tm.exp(- E/RT) ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering The rate constant of a chemical reaction increases by 100 times when the temperature is increased from 400 °K to 500 °K. Assuming transition state theory is valid, the value of E/R is 8621°K 9210°K 8987°K 8764°K 8621°K 9210°K 8987°K 8764°K ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering The value of steric factor 'P' in the equation k = PZeE/RT usually ranges from 0.1 to 0.9 L.l.to 10² None of these L.0 to 10⁻⁸ 0.1 to 0.9 L.l.to 10² None of these L.0 to 10⁻⁸ ANSWER DOWNLOAD EXAMIANS APP
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