matter_energy

matter_energy - Matter and Energy 1. Chemistry- is the...

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1 Matter and Energy 1. Chemistry- is the study of all matter and the energy associated with physical and chemical change. a. Matter- occupies space b. States of matter- Shape volume Particle Movement Gas variable variable Independent Trans., rot., vib. Liquid variable Constant (same as container) limited to shape of container Solid rigid, fixed constant Fixed vibration 2. Kinetic molecular theory- all matter is composed of tiny particles in motion. a. Kinetic theory- movement of particles- High temp. has more movement. Low temp. has less movement Physical properties- description by senses. Ex. Color feel, smell, b.p., density Physical change- alter physical form without a chemical change. Ex. Melting ice, breaking a piece of glass.
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2 Chemical properties- reactivity Ex. Ability to burn Chemical change- chemical identity of a substance is changed. Ex. Burning a log. Signs of a chemical change- 1. Color change. 2.
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matter_energy - Matter and Energy 1. Chemistry- is the...

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