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Chemical Reaction Engineering

Chemical Reaction Engineering
__________ is the response curve for a step input signal from a reactor.

I-curve
S-curve
C-curve
None of these

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Chemical Reaction Engineering
In which of the following gaseous phase reversible reactions, the product yield can not be increased by the application of high pressure?

N₂ + O₂ ⇋ 2NO
N + 3H₂ ⇋ 2NH₃
2SO₂ + O₂ ⇋ 2SO₃
PCl3 + Cl₂ ⇋ PCl5

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Chemical Reaction Engineering
For the liquid phase parallel reactions:R, rR = K?.CA2; E? = 80 KJ/moleS, rS = K?.CA ; E? = 120 KJ/mole The desired product is R. A higher selectivity of R will be achieved, if the reaction is conducted at

Low temperature in a CSTR
High temperature in a CSTR
Low temperature in a PFR
High temperature in a PFR

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Chemical Reaction Engineering
For the reversible reaction A ⇋ 2B, if the equilibrium constant K is 0.05 mole/litre; starting from initially 2 moles of A and zero moles of B, how many moles will be formed at equilibrium?

0.152
0.637
0.338
0.253

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Chemical Reaction Engineering
A catalyst promoter

Acts as a catalyst support
Improves the activity of a catalyst
Itself has very high activity
All of these

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Chemical Reaction Engineering
For any reaction, we may write conversion as a function of

Concentration
All of these
Temperature
Time

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