Chemical Reaction Engineering An isothermal aqueous phase reversible reaction, P ⇋ R, is to be carried out in a mixed flow reactor. The reaction rate in k.mole/m³ .h is given by, r = 0.5CP - 0.125CR. A stream containing only P enters the 0.80 2.67 1.33 1.60 0.80 2.67 1.33 1.60 ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering In a CSTR __________ varies with time. Reaction rate Concentration Neither A nor B Both A & B Reaction rate Concentration Neither A nor B Both A & B 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? 2.24 2 2.5 1.6 2.24 2 2.5 1.6 ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering As the chemical reaction proceeds, the rate of reaction Increases May increase or decrease depending on the type of reaction Remains same Decreases Increases May increase or decrease depending on the type of reaction Remains same Decreases ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering Variables affecting the rate of homogeneous reactions are Pressure, temperature and composition Pressure and temperature only Pressure and composition only Temperature and composition only Pressure, temperature and composition Pressure and temperature only Pressure and composition only Temperature and composition only ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering With increase in temperature, the rate constant obeying Arhenious equation Increases Decreases exponentially Can either increase or decrease ; depends on the frequency factor Decreases Increases Decreases exponentially Can either increase or decrease ; depends on the frequency factor Decreases ANSWER DOWNLOAD EXAMIANS APP
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