classifying matter
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12 Terms
Pure Substances
Have exact same makeup and properties
2 types of pure substances:
Elements and compounds
Elements
made of single kind of atom, cannot be chemically broken down
Compounds
made of more than one kind of atom, can be chemically broken down
Mixture
made of multiple types of matter
2 types of mixtures:
Heterogeneous and homogeneous
Heterogeneous
composition varies from point to point
Homogeneous/solution
uniform composition
Physical Properties
aspects of matter separate from chemical composition
Ex of physical properties
Color, density, hardness
Chemical Properties
Characteristics associated with chemical composition
Examples of chemical properties
Toxicity, flammability, acidity
Note 
Flashcards (52)