For an isothermal second order aqueous phase reaction, A → B, the ratio of the time required for 90% conversion to the time required for 45% conversion is____________________?

Related Mcqs:

In which of the following gaseous phase reactions, the equilibrium of the reaction remains unaffected by pressure changes ?

A. 2O3 ⇌ 3O2 B. N2 + O2 ⇌ 2NO C. 2NO2 ⇌ N2O4 D. 2SO2 + O2 ⇌ 2SO3...

For series reaction, the relative yield__________________?

A. Is always greater for plug-flow reactor than for the single CSTR of the same volume B. Statement in A. is wrong C. Decreases with increasing conversion D. Both A. and C. hold good...

The ‘E’ curve for a non-ideal reactor defines the fraction of fluid having age between t and t + dt _____________________?

A. At the inlet B. At the outlet C. In the reactor D. Averaged over the inlet and outlet...

The catalyst in a first order chemical reaction changes the_________________?

A. Equilibrium constant B. Activation energy C. Heat of formation of the product D. Heat of reaction...

Collision theory gives the rate constant for bimolecular reaction as___________________?

A. K α √T.e-E/RT B. K α eE/RT C. K α e-E/RT D. None of these...