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Chem 177

Chapter One Vocab

Anything that has mass and takes up space Matter
Any characteristic that allows us to recognize a particular type of matter and to distinguish it from other types Property
The very small building blocks of matter Atoms
Two or more atoms joined together to form a ... Molecule
Has no fixed volume or shape A Gas
Has a distinct volume but no specific shape A Liquid
Both a definite shape and volume A solid
Matter that has distinct properties and a composition that does not vary from sample to sample pure substance
Substances that cannot be decomposed into simpler substances elements
Substances composed of two or more elements Compound
Combinations of two or more substances in which each substance retains is chemical identity Mixture
Properties that do NOT depend on the amount of sample being examined Intensive
Properties that DO depend on the amount of sample being examined Extensive
Mixtures that are uniform throughout Homogeneous
Mixtures that are NOT uniform throughout Heterogeneous
The amount of mass in a unit volume of a substance Density
Created by: 1409340012



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