Mean residence time is equal to the space time, when_________________?

Related Mcqs:

A chemical reaction occurs when the energy of the reacting molecules is __________________ the activation energy of the reaction?

A. Less than B. Equal to C. More than D. Equal to or more than...

The rate of a gas phase reaction is given by K . CA . CB. If the volume of the reaction vessel is reduced to l/4th of its initial volume, then the reaction rate compared to the original rate will be _______________ times?

A. 4 B. 16 C. 8 D. 2...

A first order reaction requires two equal sized CSTR. The conversion is____________________?

A. Less when they are connected in series B. More when they are connected in series C. More when they are connected in parallel D. Same whether they are connected in series or in parallel...

For an isothermal variable volume batch reactor, the following relation is applicable for a first order irreversible reaction?

A. XA = k . t B. [CA0/(1 + εA XA)] (dXA/dt) = k C. -ln(1 – XA) = kt D. εA . ln (1 – XA) = k . t...

A first order homogeneous reaction of the type X → Y → Z (consecutive reaction) is carried out in a CSTR. Which of the following curves respectively show the variation of the concentration of X, Y and Z with time ?

A. I, II, III B. III, II, I C. III, I, II D. II, III, I...