Chemical Reaction Engineering Variables affecting the rate of homogeneous reactions are Pressure and composition only Pressure and temperature only Temperature and composition only Pressure, temperature and composition Pressure and composition only Pressure and temperature only Temperature and composition only Pressure, temperature and composition ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering A first order reaction is to be treated in a series of two mixed reactors. The total volume of the two reactors is minimum, when the reactors are Equal in size Of different sizes Of such size that the ratio of their volumes is < 5 None of these Equal in size Of different sizes Of such size that the ratio of their volumes is < 5 None of these ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering For the non catalytic reaction of particles with surrounding fluid, the same needed to achive the same fractional conversion for particles of different unchanging sizes is proportional to the particle diameter, when the __________ is the controlling resistance. Chemical reaction Diffusion through ash layer Either A, B or C Film diffusion Chemical reaction Diffusion through ash layer Either A, B or C Film diffusion ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering The exit age distribution curve E(t) for an ideal CSTR with the average residence time, τ, is given by 1 - (e-t/τ/T) E-t/τ/T 1 - e-t/τ E-t/τ 1 - (e-t/τ/T) E-t/τ/T 1 - e-t/τ E-t/τ ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering The ratio of volume of mixed reactor to the volume of P.F.R. (for identical flow rate, feed composition and conversion) for zero order reaction is > 1 ∞ 1 > 1 ∞ 1 ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering If Thiele modulus is __________ , then the pore diffusion resistance in a catalyst may be considered as negligible. ∞ > 0.5 0 < 0.5 ∞ > 0.5 0 < 0.5 ANSWER DOWNLOAD EXAMIANS APP
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