'Variable composition' diaporamas de présentation

Chapter 3 Matter and Energy

Chapter 3 Matter and Energy. 3.1 In Your Room. Everything you can see, touch, smell or taste in your room is made of matter . Chemists study the differences in matter and how that relates to the structure of matter. 3.2 What is Matter?. 3.2 What is Matter?.

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Regents Chemistry

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Physical and Chemical Changes Pure Substances Mixtures States of Matter

Matter. Physical and Chemical Changes Pure Substances Mixtures States of Matter. Everything that has mass and volume is called matter. What is matter?. Law of Conservation of Matter. There is no observable change in the quantity of matter during a chemical reaction or a physical change.

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Solutions Ch 15

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Emulsions & Colloids

Emulsions & Colloids. Mixtures. Combo of 2 or more pure substances Physically combined NOT chemically combined Each substance retains its own identity and properties. Mixtures. Variable composition No unique properties Ex: sugar and sand mixed together Separated by physical methods

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David J. Springer, College of the Redwoods, 1211 Del Mar Drive, Fort Bragg, California 95437

David J. Springer, College of the Redwoods, 1211 Del Mar Drive, Fort Bragg, California 95437 springer@mcn.org.

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