Chemical Reaction Engineering The conversion of a reactant, undergoing a first order reaction, at a time equal to three times the half life of the reaction is 0.425 0.875 Data insufficient to calculate 0.5 0.425 0.875 Data insufficient to calculate 0.5 ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering Chemical kinetics can predict the __________ of a chemical reaction. Rate Both A & B Neither A nor B Feasibility Rate Both A & B Neither A nor B Feasibility ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering For the non-catalytic reaction of particles with surrounding fluid, the time needed to achieve the same fractional conversion for particles of different but unchanging sizes is proportional to the square of particle diameter, when the __________ is the controlling resistance. Diffusion through ash layer Film diffusion Either A, B or C Chemical reaction Diffusion through ash layer Film diffusion Either A, B or C Chemical reaction ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering The experimentally determined overall order of the reaction, A + B → C + D, is two. Then the Reaction is elementary with a molecularity of 2 Reaction may be elementary with molecularity of 2 Reaction is elementary but the molecularity may not be 2 Molecularity of the reaction is 2, but the reaction may not be elementary Reaction is elementary with a molecularity of 2 Reaction may be elementary with molecularity of 2 Reaction is elementary but the molecularity may not be 2 Molecularity of the reaction is 2, but the reaction may not be elementary ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering For a homogeneous reaction of nth order, the dimension of the rate constant is given by (concentration)n - 1/(time) None of these L/(time)n (concentration)1 - n/(time) (concentration)n - 1/(time) None of these L/(time)n (concentration)1 - n/(time) ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering What is the dispersion number for a CSTR? < 1 0 ∞ 1 < 1 0 ∞ 1 ANSWER DOWNLOAD EXAMIANS APP
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