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INTRODUCTION
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ZEROTH LAW OF THERMODYMANICS
–Zeroth law of thermodynamics. Definition of internal energy and enthalpy. Heat capacities at constant volume (Cv) and at constant pressure (Cp), relationship between Cp and Cv.
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FIRST LAW OF THERMODYNAMICS
First law of thermodynamics –Mathematical statement of first law. Calculation of work, heat, internal energy change and enthalpy change for the expansion of an ideal gas under reversible isothermal and adiabatic condition
- First law of thermodynamics –Mathematical statement of first law
- Calculation of work, heat, internal energy change and enthalpy change for the expansion of an ideal gas under reversible isothermal condition
- Calculation of work, heat, internal energy change and enthalpy change for the expansion of an ideal gas under reversible adaibatic condition
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SECOND LAW OF THERMODYNAMICS
Limitations of first law – Different statements of second law, Thermodynamic scale of temperature. Carnot cycle and its efficiency, Carnot theorem.
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ENTROPY
Concept of entropy – Definition and physical significance. Entropy as a function of volume and temperature, Entropy as a function of pressure and temperature.
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THIRD LAW OF THERMODYNAMICS
Statement of Third Law Of Thermodynamics-determination of absolute entropies of substances.
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FREE ENERGIES
Gibbs and Helmholtz free energies and their significances- criteria of equilibrium and spontaneity. Gibbs-Helmholtz equation, dependence of Gibbs free energy change on temperature, volume and pressure.
