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.## Management Sciences

A. 0.15

B. 0.30

**C. 0.60**

D. 0.90

### Related Mcqs:

- A second order liquid phase reaction, A → B, is carried out in a mixed flow reactor operated in semi batch mode (no exit stream). The reactant A at concentration CAF is fed to the reactor at a volumetric flow rate of F. The volume of the reacting mixture is V and the density of the liquid mixture is constant. The mass balance for A is_______________________?

- A. d(VCA)/dt = -F (CAF – CA) – kCA2V B. d(VCA)/dt = F (CAF – CA) – kCA2V C. d(VCA)/dt = -FCA – kCA2V D. d(VCA)/dt = FCAF – kCA2V...

- For a homogeneous reaction of nth order, the dimension of the rate constant is given by_________________?

- A. 1/(time)n B. (Concentration)1 – n/(time) C. (Concentration)n – 1/(time) D. None of these...

- The order of a chemical reaction is__________________?

- A. An experimentally determined quantity B. Always equal to the total stoichiometric number of reactants C. Never fractional D. None of these...

- The first order gas phase reaction as shown in the bellow figure is conducted isothermally in batch mode. The rate of change of conversion with time is given by________________?

- A. dXA/dt = k1 (1 – XA)2 (1 + 2XA) B. dXA/dt = k1 (1 – XA) (1 + 0.5XA) C. dXA/dt = k1 (1 – XA) D. dXA/dt = k1 (1 – XA)/(1 + XA)...

- Concentration of the limiting reactant (with initial concentration of a moles/litre) after time t is (a-x). Then ‘t’ for a first order reaction is given by____________________?

- A. k. t = ln a/(a – x) B. k. t = x/a (a – x) C. k. t = ln (a – x)/a D. k. t = ln a (a – x)/x...

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