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Kwang Kim Yonsei University [email protected] Thermodynamics 1 Lecture Note 6 May 25, 2011 39 Y 88.91 8 O 16.00 53 I 126.9 34 Se 78.96 7 N 14.01
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Thermodynamics 1 Lecture Note 6 - Yonsei Universityweb.yonsei.ac.kr/echemlab/public_html/lecture/Lecture_Note_6_(2011... · Thermodynamics 1 Lecture Note 6 May 25, 2011 39 Y 88.91

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Page 1: Thermodynamics 1 Lecture Note 6 - Yonsei Universityweb.yonsei.ac.kr/echemlab/public_html/lecture/Lecture_Note_6_(2011... · Thermodynamics 1 Lecture Note 6 May 25, 2011 39 Y 88.91

Kwang Kim

Yonsei University 

[email protected]

Thermodynamics 1

Lecture Note 6

May 25, 2011

39

Y88.91

8

O16.00

53

I126.9

34

Se78.96

7

N14.01

Page 2: Thermodynamics 1 Lecture Note 6 - Yonsei Universityweb.yonsei.ac.kr/echemlab/public_html/lecture/Lecture_Note_6_(2011... · Thermodynamics 1 Lecture Note 6 May 25, 2011 39 Y 88.91
Page 3: Thermodynamics 1 Lecture Note 6 - Yonsei Universityweb.yonsei.ac.kr/echemlab/public_html/lecture/Lecture_Note_6_(2011... · Thermodynamics 1 Lecture Note 6 May 25, 2011 39 Y 88.91

General condition for Phase equilibrium

- Thermal equilibrium

- Mechanical equilibrium

- Chemical equilibrium

A B

Page 4: Thermodynamics 1 Lecture Note 6 - Yonsei Universityweb.yonsei.ac.kr/echemlab/public_html/lecture/Lecture_Note_6_(2011... · Thermodynamics 1 Lecture Note 6 May 25, 2011 39 Y 88.91

Phase Equilibria in water

Page 5: Thermodynamics 1 Lecture Note 6 - Yonsei Universityweb.yonsei.ac.kr/echemlab/public_html/lecture/Lecture_Note_6_(2011... · Thermodynamics 1 Lecture Note 6 May 25, 2011 39 Y 88.91

Phase Equilibria in water

Page 6: Thermodynamics 1 Lecture Note 6 - Yonsei Universityweb.yonsei.ac.kr/echemlab/public_html/lecture/Lecture_Note_6_(2011... · Thermodynamics 1 Lecture Note 6 May 25, 2011 39 Y 88.91

Phase Equilibria in water

Solid (ice H2O) Liquid H2O

Page 7: Thermodynamics 1 Lecture Note 6 - Yonsei Universityweb.yonsei.ac.kr/echemlab/public_html/lecture/Lecture_Note_6_(2011... · Thermodynamics 1 Lecture Note 6 May 25, 2011 39 Y 88.91

Phase Equilibria in water

Page 8: Thermodynamics 1 Lecture Note 6 - Yonsei Universityweb.yonsei.ac.kr/echemlab/public_html/lecture/Lecture_Note_6_(2011... · Thermodynamics 1 Lecture Note 6 May 25, 2011 39 Y 88.91

Phase Equilibria in water

Solid (ice H2O) Liquid H2O

G (s l)

P 1 atm

0

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Phase Equilibria in water

Page 10: Thermodynamics 1 Lecture Note 6 - Yonsei Universityweb.yonsei.ac.kr/echemlab/public_html/lecture/Lecture_Note_6_(2011... · Thermodynamics 1 Lecture Note 6 May 25, 2011 39 Y 88.91

Phase Equilibria in 1 component system

Page 11: Thermodynamics 1 Lecture Note 6 - Yonsei Universityweb.yonsei.ac.kr/echemlab/public_html/lecture/Lecture_Note_6_(2011... · Thermodynamics 1 Lecture Note 6 May 25, 2011 39 Y 88.91

Non- ideal Gas Ideal Gas

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Phase Equilibria in 1 component system

Page 14: Thermodynamics 1 Lecture Note 6 - Yonsei Universityweb.yonsei.ac.kr/echemlab/public_html/lecture/Lecture_Note_6_(2011... · Thermodynamics 1 Lecture Note 6 May 25, 2011 39 Y 88.91

Phase Equilibria in 1 component system

Page 15: Thermodynamics 1 Lecture Note 6 - Yonsei Universityweb.yonsei.ac.kr/echemlab/public_html/lecture/Lecture_Note_6_(2011... · Thermodynamics 1 Lecture Note 6 May 25, 2011 39 Y 88.91

Phase Equilibria in 1 component system

Page 16: Thermodynamics 1 Lecture Note 6 - Yonsei Universityweb.yonsei.ac.kr/echemlab/public_html/lecture/Lecture_Note_6_(2011... · Thermodynamics 1 Lecture Note 6 May 25, 2011 39 Y 88.91

Phase Equilibria in water

Page 17: Thermodynamics 1 Lecture Note 6 - Yonsei Universityweb.yonsei.ac.kr/echemlab/public_html/lecture/Lecture_Note_6_(2011... · Thermodynamics 1 Lecture Note 6 May 25, 2011 39 Y 88.91

Phase Equilibria in water

Page 18: Thermodynamics 1 Lecture Note 6 - Yonsei Universityweb.yonsei.ac.kr/echemlab/public_html/lecture/Lecture_Note_6_(2011... · Thermodynamics 1 Lecture Note 6 May 25, 2011 39 Y 88.91

Phase Equilibria in water

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Phase Equilibria in water

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Phase Equilibria in Fe

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Phase Equilibria in water

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Phase Equilibria in water

Page 31: Thermodynamics 1 Lecture Note 6 - Yonsei Universityweb.yonsei.ac.kr/echemlab/public_html/lecture/Lecture_Note_6_(2011... · Thermodynamics 1 Lecture Note 6 May 25, 2011 39 Y 88.91
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Non- ideal Gas Ideal Gas

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General condition for Phase equilibrium

- Thermal equilibrium

- Mechanical equilibrium

- Chemical equilibrium

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Phase Diagram

Page 57: Thermodynamics 1 Lecture Note 6 - Yonsei Universityweb.yonsei.ac.kr/echemlab/public_html/lecture/Lecture_Note_6_(2011... · Thermodynamics 1 Lecture Note 6 May 25, 2011 39 Y 88.91

Phase Diagram

Page 58: Thermodynamics 1 Lecture Note 6 - Yonsei Universityweb.yonsei.ac.kr/echemlab/public_html/lecture/Lecture_Note_6_(2011... · Thermodynamics 1 Lecture Note 6 May 25, 2011 39 Y 88.91

Phase Diagram

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Phase Equilibria in a 1 component system

Page 61: Thermodynamics 1 Lecture Note 6 - Yonsei Universityweb.yonsei.ac.kr/echemlab/public_html/lecture/Lecture_Note_6_(2011... · Thermodynamics 1 Lecture Note 6 May 25, 2011 39 Y 88.91

Phase Equilibria in a 1 component system

Page 62: Thermodynamics 1 Lecture Note 6 - Yonsei Universityweb.yonsei.ac.kr/echemlab/public_html/lecture/Lecture_Note_6_(2011... · Thermodynamics 1 Lecture Note 6 May 25, 2011 39 Y 88.91

Phase Equilibria in a 1 component system

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Liquid-vapor equilibrium

Solid-vapor equilibrium

Solid-Liquid equilibrium

Will it be possible to construct a phase diagram of water using 3 equations derived from Clapeyron and Clausius-Clapeyron equations?

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