1. The Advanced Chemical Engineering Thermodynamics The retrospect of the science and the thermodynamics Q&A -1- 9/16/2005(1) Ji-Sheng Chang

2. Chemistry  What the contents in the course of Chemistry? Study the solid, liquid and gas states of substance relation with temperature.

3. Physical Chemistry  What the contents in the course of Physical Chemistry? Described the chemical behavior of pure substance or mixtures by the physical laws.

4. Thermodynamics  What the contents in topic of Thermodynamics? The study of the states or behaviors of substance relation to the energy.

5. Chemical Engineering Thermodynamics  What the contents in the course of Chemical Engineering Thermodynamics? Calculating the work requirement and heat transfer to a series of chemical engineering process, a plants. Prediction or estimation the composition in each phase at equilibria states.  Phase equilibrium problems Chemical equilibrium Physical equilibrium

6. Advanced Chemical Engineering Thermodynamics  What the contents in the course of Advanced Chemical Engineering Thermodynamics? Study the phase equilibriua behavior. Calculate the composition of a system at equilibrium.

7. Mathematics  What the role of the Mathematics in science and engineering? Described the behavior of universal by equations, a mathematic formulas.  laws Solving the scientific and engineering problems by mathematic algorithm

8. Degrees of freedom  Degrees of freedom How free of a system? How free of a substance? How free of a mixtures? How free of a operation process? How free of a problems?  Using a number to tell us how free of a problems.

9. Degrees of freedom  In the views of Mathematics. The variables and independent equations A character, a symbol  Variables x, y, z, w …  Coefficients, constants or parameters a, b, c, d … R, gas constant

10. Degrees of freedom  In the views of Chemical Engineering Thermodynamics.  The thermodynamics properties of constituent substances in a system.

11. Degrees of freedom  In an engineering problems. For a process or an unit of operations  Operation conditions  Properties of each species  Properties of mixtures  The composition of a phases