Matter_and_Change

Matter_and_Change - Chapter 2 Matter is the general term...

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Unformatted text preview: Chapter 2 Matter is the general term for all the things that can be described as materials, or stuff Matter is anything that has mass and occupies space Mass a measure of the amount of matter the object contains Volume a measure of the space occupied by the object Because living and nonliving things are made of matter, chemistry affects all aspects of life Describing Matter Properties used to describe matter can be classified as extensive or intensive Extensive properties property that depends on the amount of matter in a sample Mass Volume Intensive properties property that depends on the type of matter in a sample, not the amount of matter Density Hardness The three states of matter are solid, liquid, and gas Solid a form of matter that has a definite shape and volume Particles of matter are packed tightly together Liquid a form of matter that has an indefinite shape yet has definite volume Particles of matter are free to flow from one location to another Gas a form of matter that has both indefinite shape and volume Particles of matter are spread apart The terms vapor and gas are sometimes used interchangeably, but there is a difference gas is used for substances that exist in the gaseous state at room temperature Oxygen Nitrogen Helium vapor is use for substances that are generally a liquid or solid at room temperature Water Vapor...
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Matter_and_Change - Chapter 2 Matter is the general term...

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