happyphysics.com Physics Lecture Resources Prof. Mineesh Gulati Head-Physics Wing Happy Model Hr. Sec. School, Udhampur, J&K Website: happyphysics.com

Ch 18 Thermal Properties of Matter © 2005 Pearson Education

18.1 Equations of State Total mass, number of moles, and molar mass Ideal-gas equation © 2005 Pearson Education

18.2 Molecular Properties of Matter © 2005 Pearson Education

molar mass, Avogadro’s number, and mass of a molecule © 2005 Pearson Education

18.3 Kinetic-Molecular Model of an Ideal Gas © 2005 Pearson Education Elastic collision of molecules

© 2005 Pearson Education

Average translational kinetic energy of moles of ideal gas Average translational kinetic energy of a gas molecule Root-mean-square speed of a gas molecule © 2005 Pearson Education

mean free path of a gas molecule © 2005 Pearson Education Collisions between Molecules

18.4 Heat Capacities Ideal gas of point particles © 2005 Pearson Education

Diatomic gas, including rotation © 2005 Pearson Education

ideal monatomic solid © 2005 Pearson Education

18.5 Molecular Speeds © 2005 Pearson Education

Maxwell-Boltzmann distribution © 2005 Pearson Education

18.6 Phases of Matter © 2005 Pearson Education

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