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Chemical Engineering Thermodynamics

Chemical Engineering Thermodynamics
The quantitative effect of temperature on chemical equilibrium is given by the

Arhenius equation
Le-Chatelier's principle
Vant-Hoff equation
None of these

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Chemical Engineering Thermodynamics
In the reaction, C + O₂ → CO₂ ; ΔH = - 94 kcal. What is the heat content (enthalpy)of O₂?

-94 kcal
Zero
< - 94 kcal
> -94 kcal

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Chemical Engineering Thermodynamics
For the reversible exothermic reaction, N₂ + 3H₂ ⇋ 2NH₃, increase of pressure would

Both B and C
Neither A nor B
Shift the equilibrium towards right
Give higher yield of NH₃

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Chemical Engineering Thermodynamics
The efficiency of an Otto engine compared to that of a diesel engine, for the same compression ratio will be

More
Data insufficient to predict
Same
Less

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Chemical Engineering Thermodynamics
The rate at which a substance reacts is proportional to its active mass and the rate of a chemical reaction is proportional to the product of active masses of the reacting substances. This is the

Le-Chatelier's principle
Statement of Vant-Hoff equation
None of these
Lewis-Randall rule

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Chemical Engineering Thermodynamics
Free energy changes for two reaction mechanism 'X' and 'Y are respectively - 15 and - 5 units. It implies that X is

Three times slower than Y
Slower than Y
Faster than Y
Three times faster than Y

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