Chemical Reaction Engineering __________ is the controlling step in a highly temperature sensitive fluid-solid non-catalytic reaction. Chemical reaction Ash diffusion None of these Gas film diffusion Chemical reaction Ash diffusion None of these Gas film diffusion ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering At a given value of E/R (ratio of activation energy and gas constant), the ratio of the rate constants at 500°K and 400°K is 2, if Arrhenious law is used. What will be this ratio, if transition state theory is used with the same value of E/R? 1.6 2 2.24 2.5 1.6 2 2.24 2.5 ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering With increase in the space time of an irreversible isothermal reaction being carried out in a P.F. reactor, the conversion will Increase Data in insufficient; can't be predicted Decrease Remain same Increase Data in insufficient; can't be predicted Decrease Remain same ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering What is the dispersion number for a CSTR? ∞ 0 1 < 1 ∞ 0 1 < 1 ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering Space velocity All of these Is a measure of the ease of the reaction Describes the extensive operating characteristics of a tubular flow reactor Is the maximum feed rate pre unit volume of reactor for a given conversion All of these Is a measure of the ease of the reaction Describes the extensive operating characteristics of a tubular flow reactor Is the maximum feed rate pre unit volume of reactor for a given conversion ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering In an ideal mixed reactor (at steady state), the All of these Exit stream has the same composition as the fluid within the reactor Composition throughout the reactor remains same Space time is equivalent to holding time for constant density systems All of these Exit stream has the same composition as the fluid within the reactor Composition throughout the reactor remains same Space time is equivalent to holding time for constant density systems ANSWER DOWNLOAD EXAMIANS APP