Chemical Reaction Engineering If a solid-gas non-catalytic reaction occurs at very high temperature, the rate controlling step is the __________ diffusion. Film None of these Pore Ash layer Film None of these Pore Ash layer ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering The order of a chemical reaction is Never fractional An experimentally determined quantity None of these Always equal to the total stoichiometric number of reactants Never fractional An experimentally determined quantity None of these Always equal to the total stoichiometric number of reactants ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering A back mix reactor is Same as plug flow reactor (PFR) Ideal at very low conversion Same as ideal stirred tank reactor Suitable for gas phase reactions Same as plug flow reactor (PFR) Ideal at very low conversion Same as ideal stirred tank reactor Suitable for gas phase reactions ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering The use of space time is preferred over the mean residence time in the design of a/an Batch reactor Ideal tubular-flow reactor Slurry reactor CSTR Batch reactor Ideal tubular-flow reactor Slurry reactor CSTR ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering For the liquid phase parallel reactions:R, rR = K?.CA2; E? = 80 KJ/moleS, rS = K?.CA ; E? = 120 KJ/mole The desired product is R. A higher selectivity of R will be achieved, if the reaction is conducted at High temperature in a PFR High temperature in a CSTR Low temperature in a PFR Low temperature in a CSTR High temperature in a PFR High temperature in a CSTR Low temperature in a PFR Low temperature in a CSTR ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering The catalytic converter for conversion of SO₂ to SO₃ by contact process should have a feed with SO₂ content between 12-15% 7-10% 20-25% 2-5% 12-15% 7-10% 20-25% 2-5% ANSWER DOWNLOAD EXAMIANS APP
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