Chapter 4 Properties of Matter

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4.1 Properties of substances properties – characteristic of the substance and give it a unique identity physical properties – inherent characteristics of a substance chemical properties – the ability of a substance to form new substance either by reaction or by decomposition ex. chlorine Cl 2 • not burn but will support the combustion of other substances • used as bleaching agent • combine with Na to form salt 2
4.2 Physical changes changes in physical properties or changes in the state of matter without changing in composition ex. ice melting water boiling Pt wire is heated in a burner flame, color changes from silvery metallic to glowing red 3
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Chapter 4 Properties of Matter

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