Thermodynamics for Chemical Quiz 3

For a constant pressure reversible process, the enthalpy change (?H) of the system is_____?

Degree of freedom of the system ice-water-vapour will be _________?

During a reversible isothermal expansion of an ideal gas, the entropy change is__________?

For a constant volume process ______ by the system is used only to increase the internal energy?

Equilibrium constant of a reaction varies with the______?

Entropy change of the reaction, H2O (liquid) ? H2O (gas), is termed as the enthalpy of_____?

Entropy of an ideal gas depends upon its___________?

For a given substance at a specified temperature, activity is _______ to fugacity?

Critical temperature is defined as the temperature above which a gas will______?

Entropy change in case of reversible adiabatic process is_________?

Efficiency of a Carnot engine working between temperatures T1 and T2 (T1 < T) is _________?

Degrees of freedom at triple point will be_______?

For a cyclic process, a fixed ratio between heat and work_____?

Efficiency of a heat engine working on Carnot cycle between two temperature levels depends upon the___________?

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?

Cp ? Cv = R is valid for _______ gases?

During a reversible isothermal expansion of an ideal gas, the entropy change is_____?

For a constant volume process__________?

dW and dq are not the exact differential, because q and W are___________?

Critical solution temperature (or the con-solute temperature) for partially miscible liquids (e.g., phenol-water) is the minimum temperature at which_____?

Consider the reaction, C + O2 ? CO2; ?H = ? 94 kcal. What will be the value of ?H for the reaction CO2 ? C + O2 ?

Entropy change for an irreversible isolated system is___________?

Enthalpy of a gas depends upon its_____?

Entropy of a substance remains constant during a/an _____ change?

First law of thermodynamics deals with the _____?

During the phase transition, ________ changes?

For a spontaneous process, free energy___________?

Domestic refrigerator usually works on the ______ refrigeration cycle?

Entropy change of mixing two liquid substances depends upon the__________?

Entropy is a measure of the ______ of a system?

For a single component two phase mixture, the number of independent variable properties are__________?

For a real gas, the chemical potential is given by_______?

Degree of freedom of a system consisting of a gaseous mixture of H2 and NH3 will be__________?

Cp of a gas at its critical temperature and pressure________?

Entropy is a/an_____?

Equation which relates pressure, volume and temperature of a gas is called the___________?

For a multi-component system, the term chemical potential is equivalent to the _____?

Extensive properties of a thermodynamic system depend upon the ______ of the system?

COP of a refrigerator drawing 1 kW of power per ton of refrigeration is about______?

Entropy of the system decreases, when________?

During Joule-Thomson expansion of gases__________?

Entropy, which is a measure of the disorder of a system, is___________?

Enthalpy changes over a constant pressure path are always zero for _______ gas?

Filling of gas from a high pressure cylinder into small bottles is an example of a/an _______ process?

Critical compressibility factor for all substances_____?

Cv for an ideal gas___________?

During adiabatic expansion of gas_____?

Cv is given by___________?

Equilibrium constant decreases as the temperature_____?

Entropy change for an irreversible process taking system and surrounding together is_____?