Chemical Reaction Engineering Reaction rate of a first order reaction, which is half completed in 23 minutes will be 0.03 sec⁻¹ 0.03 min⁻¹ 0.03 hr⁻¹ 0.05 min⁻¹ 0.03 sec⁻¹ 0.03 min⁻¹ 0.03 hr⁻¹ 0.05 min⁻¹ ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering For every 10°C rise in temperature, the rate of chemical reaction doubles. When the temperature is increased from 30 to 70°C, the rate of reaction increases __________ times. 8 32 16 12 8 32 16 12 ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering For a mixed flow reactor operating at steady state, the rate of reaction is given by - dCsub>A/dt FA0/V - dCsub>A/dt FA0/V + dCsub>A/dt FA0/V . Xsub>A - dCsub>A/dt FA0/V - dCsub>A/dt FA0/V + dCsub>A/dt FA0/V . Xsub>A ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering __________ catalytic reaction is involved in the thermal cracking of gas oil. Heterogeneous non Heterogeneous Homogeneous non Homogeneous Heterogeneous non Heterogeneous Homogeneous non Homogeneous ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering Space time equals the mean residence time For large diameter tubular reactor When the density of the reaction mixture is constant For CSTR For narrow diameter tubular reactor For large diameter tubular reactor When the density of the reaction mixture is constant For CSTR For narrow diameter tubular reactor ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering The rate of the heterogenous catalytic reaction A(g) + B(g) ? C(g) is given by -rA = k.KA.pA.PB/(1 + KA.PA + Kc.pc), where KA and Kc are the adsorption equilibrium constants. The rate controlling step for this reaction isA. absorption of A. Surface reaction between A in the gas phase and absorbed B Absorption of A Surface reaction between absorbed A and B in the gas phase Surface reaction between absorbed A and absorbed B Surface reaction between A in the gas phase and absorbed B Absorption of A Surface reaction between absorbed A and B in the gas phase Surface reaction between absorbed A and absorbed B ANSWER DOWNLOAD EXAMIANS APP
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