The vessel dispersion number (D/μL) for plug flow is_________________?

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A photochemical reaction is _______________ light?

A. Initiated by B. Accompanied with emission of C. Catalysed by D. Used to convert heat energy into...

In a chemical reaction, represented by as shown in the bellow figure, it is observed that the (i) Rate of reaction increases by a factor of 4 on doubling the concentration of the reactant. (ii) Rate of reaction increases by a factor of 9 on trebling the concentration of the reactant. Then the rate of the reaction is proportional to(where, CA = concentration of the reactant)_____________________?

A. CA B. CA2 C. CA3 D. CA4...

Pick out the correct statement ?

A. A chemical reaction accompanied by absorption of heat is called an exothermic reaction B. A chemical reaction accompanied by evolution of heat is called an endothermic reaction C. The rate constant for a first order reaction does not change on changing the concentration units D. Chemical equilibrium state is dynamic in nature...

Pick out the wrong statement ?

A. Autocatalytic reactions are exemplified by microbial fermentation reactions B. The slowest step has the greatest influence on the overall reaction rate in case of an irreversible series reaction C. The fractional conversion at any time is same for both the constant as well as the variable volume system in case of an irreversible unimolecular … Pick out the wrong statement ?Read More...

Molecularity of an elementary reaction, P + Q → R + S is ____________________?

A. 1 B. 2 C. 3 D. 4...