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Chapter 9 Liquids and Solids

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The Particulate Nature of Matter

Syllabus objectives : Describe the solid , liquid and gaseous states of matter and explain their interconversion in terms of the kinetic particle theory and of the energy changes involved. Describe and explain evidence for the movement of particles in liquid and gases.

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Chemistry UNIT 2

Chemistry UNIT 2. Name: Date:. Chemistry Unit 2 Properties of Matter. Definitions. Physical properties can be observed without chemically changing matter. Chemical properties describe how a substance interacts with other substances. Physical properties Solubility Mass Malleability

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Phase Changes

Bubble, bubble, toil and trouble. Phase Changes. Boiling. Converting liquid to vapor within liquid and at surface Equilibrium vapor pressure equals atmospheric pressure Boiling point: temperature at which equilibrium vapor pressure equals atmospheric pressure. Molar Heat of Vaporization.

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