Month: October 2020
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Chemical Engineering Thermodynamics (MCQs)
The ammonia synthesis reaction represented by N₂ + 3H₂ ⇋ 2NH₃ ; ΔH = – 22.4 kcal, is ________
A. Endothermic B. Exothermic C. Isothermal D. Adiabatic
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Chemical Engineering Thermodynamics (MCQs)
If an ideal solution is formed by mixing two pure liquids in any proportion, then the __________ of mixing is zero.
A. Enthalpy B. Volume C. Both A & B D. Neither A nor B
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Chemical Engineering Thermodynamics (MCQs)
Henry’s law is closely obeyed by a gas, when its __________ is extremely high.
A. Pressure B. Solubility C. Temperature D. None of these
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Chemical Engineering Thermodynamics (MCQs)
The equation relating E, P, V and T which is true for all substanes under all conditions is given by (∂E/∂V)T = T.(∂P/∂T)H – P . This equation is called the
A. Maxwell B. Thermodynamic equation of state C. Equation of state D. Redlich-Kwong equation of state
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Chemical Engineering Thermodynamics (MCQs)
Sublimation temperature of dry ice (solid CO₂) is __________ °C.
A. -273 B. 0 C. -78 D. 5
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Chemical Engineering Thermodynamics (MCQs)
First law of thermodynamics deals with the ___________?
A. Direction of energy transfer B. Reversible processes only C. Irreversible processes only D. None of these
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Chemical Engineering Thermodynamics (MCQs)
If atmospheric temperature and dew point are nearly equal, then the relative humidity is ___________?
A. Zero B. 50% C. Almost 100% D. Unpredictable
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Chemical Engineering Thermodynamics (MCQs)
If different processes are used to bring about the same chemical reaction, the enthalpy change is same for all of them. This is __________ law.
A. Hess’s B. Kirchoff’s C. Lavoisier and Laplace D. None of these
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Chemical Engineering Thermodynamics (MCQs)
When pressure is applied on the system, ice ⟷ water, then
A. Equilibrium can not be established B. More ice will be formed C. More water will be formed D. Evaporation of water will take…
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Chemical Engineering Thermodynamics (MCQs)