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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. |