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Outline (ch 17-18)• Temperature – the 0 th law of thermodynamics– Scale– Thermal expansion• Ideal gas– The state function for ideal gas– Boltzmann constant– Average velocity and the distribution of molecularspeed• Phase diagram– Vapor pressure and humidity– Partial pressure and relative humidity– Boil point– Dew point• Van der Waals gas
P. 455Chapter 17 Temperature, Thermal Expansion,and the Ideal Gas Law17-1 Atomic Theory of MatterOn a microscopic scale, the arrangementsof molecules in solids , liquids , and gasesAtomic mass unit : uThe atomic mass of 12 C = 12.0000 u1u= 1.6605×10−27KgThe atomic mass of hydrogen is 1.0078 u.The atoms of any substance are continuallyin motion.Heat-1 Heat-2CCU Physics 17 - 1
Page 1: Dec. 10, 2009Lecture 27
Page 5 and 6: P. 458CCU Physics 17 - 3Temperature
Page 7 and 8: P. 460
Page 9 and 10: P. 45917-4 Thermal ExpansionC-Heat-
Page 11 and 12: P. 46417-6 The Gas Laws and Absolut
Page 13 and 14: P. 477Chapter 18 Kinetic Theory of
Page 15 and 16: P. 478CCU Physics 18 - 31 2 3m v =
Page 17 and 18: 18-2 Distribution of Molecular Spee
Page 19 and 20: 18-3 Real Gases and Changes of Phas
Page 22 and 23: Figure 18.5
Page 24 and 25: Example: Elevation effect onatmosph
Page 26 and 27: P. 48418-4 Vapor Pressure and Humid
Page 28 and 29: P. 485CCU Physics 18 - 8Boiling and
Page 30 and 31: 18-5 Van der Waals Equation of Stat
Page 32: P. 487CCU Physics 18 - 11The PV dia

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