Knudsen diffusion is directly proportional to _____________________?
Knudsen diffusion is directly proportional to _____________________?
A. T
B. √T
C. 1/√T
D. T2
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The single parameter model proposed for describing non-ideal flow is the ____________ model?
The single parameter model proposed for describing non-ideal flow is the ____________ model?A. Tank in series
B. Dispersion
C. Both A. & B.
D. Neither A. nor B.An endothermic aqueous phase first order irreversible reaction is carried out in an adiabatic plug flow reactor. The rate of reaction ?
An endothermic aqueous phase first order irreversible reaction is carried out in an adiabatic plug flow reactor. The rate of reaction ?A. Is maximum at the inlet of the reactor
B. Goes through a maximum along the length of the reactor
C. Goes through a minimum along the length of the reactor
D. Is maximum at the exit of the reactorIn case of calcination of limestone, CaCO3 CaO + CO2, the addition of more of CaO will result in _______________ in the concentration of CO2?
In case of calcination of limestone, CaCO3 CaO + CO2, the addition of more of CaO will result in _______________ in the concentration of CO2?A. No change
B. Increase
C. Decrease
D. Unpredictable from the dataFor a heterogeneous catalytic reaction____________________?
For a heterogeneous catalytic reaction____________________?A. Free energy of activation is lowered in the presence of catalyst, which remains unchanged at
the end of reaction
B. A relatively small amount of catalyst can cause the conversion of large amount of reactants
which does not mean that catalyst concentration is important
C. The catalyst does not form an intermediate complex with the reactant
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B. Bimolecular reaction with second order
C. Bimolecular reaction with first order
D. Unimolecular reaction with second orderA batch reactor is characterised by ____________________?
A batch reactor is characterised by ____________________?A. Constant residence time
B. Variation in extent of reaction and properties of the reaction mixture with time
C. Variation in reactor volume
D. Very low conversion