Chemistry 160 Lecture 1

Chemistry 160 Lecture 1 - Chemistry 160 Lecture 1 Professor...

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Chemistry 160 Lecture 1 Professor Marvasti: Marvastis@aol.com- First seven weeks lecturer Chapter 12 Heating and Cooling Curve (Electric Power Plant) Vapor Pressure as a function of temperature Phase Diagram 12.1 Overview of Physical States and Phase Changes Table 12.2 Bonding Forces-Chemical Intermolecular Forces Ionic Bond Covalent Bond Metallic Bond Example: H2O has two covalent; H2O(g), H2O(l), and H2O(s), all have the same chemical structure Nonbonding forces-Responsible for physical properties, known as intermolecular forces. Ion and dipole Hydrogen Bond Dipole to Dipole Ion induced dipole Dipole induced dipole Dispersive forces (London forces) Phase changes Melting or Fusion; heat plus solid is equal to liquid; delta H fusion or melting; Heat is absorbed, therefore endothermic Freezing; liquid is equal to solid plus heat; delta H freezing is negative delta H fusion Vaporization heat plus liquid is equal to gas; delta H vaporization; this is
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Chemistry 160 Lecture 1 - Chemistry 160 Lecture 1 Professor...

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