Thermodynamics for Chemical Mcqs


Q.  In an ideal gas mixture, fugacity of a species is equal to its___________________?

a. Vapor pressure
b. Partial pressure
c. Chemical potential
d. None of these


ANSWER: See Answer
 
No explanation is available for this question!
MCQs:  The point at which all the three (solid, liquid and gas) phases co-exist, is known as the ____________ point?
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MCQs:  Specific volume of an ideal gas is____________________?
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MCQs:  Dryness fraction of wet steam is defined as the ratio of mass of vapour in the mixture to the mass of mixture ______________ calorimeter is not used for measuring the dryness fraction of steam?
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MCQs:  The co-efficient of performance (COP) of a refrigerating system, which is its index of performance, is defined as the ratio of useful refrigeration to the net work. The units of _____________ and COP are the same?
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MCQs:  The specific heat of saturated water vapour at 100°C is__________________?
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MCQs:  An isentropic process is carried out at constant____________________?
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MCQs:  Entropy is a measure of the _____________ of a system?
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MCQs:  If the heat of solution of an ideal gas in a liquid is negative, then its solubility at a given partial pressure varies with the temperature as__________________?
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MCQs:  Consider the reaction, C + O2 ⇌ CO2; ΔH = – 94 kcal. What will be the value of ΔH for the reaction CO2 → C + O2 ?
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MCQs:  Gibbs free energy at constant pressure and temperature under equilibrium conditions is___________________?
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MCQs:  The ammonia synthesis reaction represented by N2 + 3H2 ⇌ 2NH3; ΔH = – 22.4 kcal, is__________________?
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MCQs:  The quantitative effect of temperature on chemical equilibrium is given by the____________________?
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MCQs:  Which is a state function ?
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MCQs:  Gibbs free energy of a pure fluid approaches _____________ as the pressure tends to zero at constant temperature?
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MCQs:  Degree of freedom of a system consisting of a gaseous mixture of H2 and NH3 will be_________________?
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MCQs:  Joule-Thomson experiment is__________________?
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MCQs:  The following heat engine produces power of 100,000 kW. The heat engine operates between 800 K and 300 K. It has a thermal efficiency equal to 50% of that of the Carnot engine for the same temperature. The rate at which heat is absorbed from the hot reservoir is____________________?
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MCQs:  The standard state of a gas (at a given temperature) is the state in which fugacity is equal to__________________?
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MCQs:  As the entropy of the universe is increasing, day by day, the work producing capacity of a heat engine is_________________?
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MCQs:  Fugacity co-efficient of a substance is the ratio of its fugacity to__________________?
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