In case of the irreversible unimolecular type, first order reaction, the fractional conversion at any time for constant volume system as compared to variable volume system is___________________?

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A liquid phase reaction is to be carried out under isothermal conditions. The reaction rate as a function of conversion has been determined experimentally and is shown in the figure given below. What choice of reactor or combination of reactors will require the minimum overall reactor volume, if a conversion of 0.9 is desired ?

A. CSTR followed by a PFR B. PFR followed by a CSTR C. CSTR followed by a PFR followed by a CSTR D. PFR followed by a CSTR followed by a PFR...

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A. Catalytic activity of enzyme catalysed reactions which is affected by temperature, pH value & chemical agents, is maximum at a temperature of about 45°C B. Most of the enzyme catalysed reactions involve at least two substrates C. Enzymes help in increasing the activation energy of the reaction D. Equilibrium concentrations in enzyme catalysed reactions … Pick out the wrong statement?Read More...

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A. Use of different catalysts in a reversible catalytic chemical reaction does not change the equilibrium composition B. Alumina is added as a promoter to iron catalyst in ammonia synthesis reaction C. Activation energy for a reaction is obtained from the intercept of the Arrhenius plot D. Presence of inerts affects the equilibrium conversion of...

An endothermic aqueous phase first order irreversible reaction is carried out in an adiabatic plug flow reactor. The rate of reaction ?

A. Is maximum at the inlet of the reactor B. Goes through a maximum along the length of the reactor C. Goes through a minimum along the length of the reactor D. Is maximum at the exit of the reactor...

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A. In a multistep reaction, the slowest step is the rate determining step B. In general, the rate of a reaction becomes triple for every 10°C rise in temperature C. Slow chemical reactions have generally high values of activation energy D. Molecularity of a reaction cannot be zero but the order of a reaction can … Pick out the wrong statement ?Read More...