Limiting reactant in a chemical reaction decides the____________________?

Related Mcqs:

Brunauer, Emmet and Teller (BET) equation is used to determine the specific surface area of a porous particle but not the pore volume & the porosity of the catalyst bed. Which of the following postulates is not used to derive BET equation ?

A. Langmuir’s assumption applies to every adsorbed layer B. There is no dynamic equilibrium between successive layer C. The adsorbed layer may be polymolecular in thickness and the heat of adsorption in each layer (except the first one) is involved in each of the evaporation process D. None of these...

The rate expression for a heterogeneous catalytic reaction is given by, – rA = K.KA PA(1 + KA.PA + KR.PR), where K is surface reaction rate constant and KA and KR are absorption equilibrium constants of A and R respectively. If KR PR >> (1 + KA PA), the apparent activation energy EA is equal to (given E is the activation energy for the reaction and ΔHR and ΔHA are the activation energies of adsorption of R and A) ?

A. E B. E + ΔHA C. E + ΔHA – ΔHR) D. ΔHA + ΔHR...

The use of space time is preferred over the mean residence time in the design of a/an____________________?

A. Batch reactor B. Ideal tubular-flow reactor C. Slurry reactor D. CSTR...

For the reaction as shown in the bellow figure, the rate of formation of Z is 0.2 gm mole/litre.hr. What is the rate of disappearance of X in gm mole/litre.hr ?

A. 0.4 B. 0.1 C. 0.2 D. None of these...

The rate constant of a reaction depends on the __________________?

A. Initial concentration of reactants B. Time of reaction C. Temperature of the system D. Extent of reaction...