Chemical Reaction Engineering The half life period of a first order reaction is given by (where, K = rate constant. ) 6.93 K 0.693/K 2.5 K 1.5 K 6.93 K 0.693/K 2.5 K 1.5 K ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering Collision theory gives the rate constant for bimolecular reaction as None of these K α eE/RT K α √T.e-E/RT K α e-E/RT None of these K α eE/RT K α √T.e-E/RT K α e-E/RT ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering For a tubular reactor with space time 'τ' and residence time 'θ', the following statement holds good. τ = θ , for a non-isothermal reactor τ = θ , when the fluid density changes in the reactor τ = θ , for an isothermic tubular reactor in which the density of the process fluid is constant τ and θ are always equal τ = θ , for a non-isothermal reactor τ = θ , when the fluid density changes in the reactor τ = θ , for an isothermic tubular reactor in which the density of the process fluid is constant τ and θ are always equal ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering The effectiveness factor for large value of Thiele modulus (L√(K/D1)) of a solid catalysed first order reaction is equal to (where, L = length of the reactor, cm, D1 = diffusion co-efficient, cm²/second) L√(K/D1) ∞ 1 1/(L√(K/D1)) L√(K/D1) ∞ 1 1/(L√(K/D1)) ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering If CA is the quantity of reactants initially present, the quantity left after 'n' half periods will be equal to (CA)n (CA)1/n (1/2)n.CA (CA)1/2n (CA)n (CA)1/n (1/2)n.CA (CA)1/2n ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering Rate determining step in a reaction consisting of a number of steps in series is the __________ step. Intermediate Fastest Slowest Data insufficient; can't be predicted Intermediate Fastest Slowest Data insufficient; can't be predicted ANSWER DOWNLOAD EXAMIANS APP
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