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Matter
Matter, Atoms, Molecules, Element, Compound, etc.
Term | Definition |
---|---|
Matter | Makes up all observable physical objects. |
Atom | Basic unit of matter |
Molecule | Group of two or more atoms held together by chemical bonds. |
Element | Pure chemical substance made from a single atom (one element). |
Compound | Pure chemical substance made from 2 or more elements. |
Pure Substance | Made of one type of matter (element OR compound). Has a constant composition. |
Mixture | Made of multiple types of matter. Variable composition. |
Homogeneous Mixture | Particles ARE EVENLY distributed. |
Heterogeneous Mixture | Particles are NOT EVENLY distributed. |