Matter: Mixture vs Pure Substance
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17 terms
Terms | Definitions |
|---|---|
 Matter | Anything that has mass and occupies space |
| Pure Substance | one substance present |
| Pure Substance | Composition is Definite |
| Pure Substance | Properties are always the same under any given set of conditions |
| Mixture | Physical combination of two or more substances |
| Mixture | Variable Composition |
| Mixture | Properties vary as composition varies |
| Mixture | Composition can be separated using physical means |
| Elements and Compounds | What are the two types of Pure Substances? |
| Heterogeneous | a type of mixture with two visibly distinct phases |
| Heterogeneous | A type of mixture where each phase has different properties |
| Homogeneous | a type a mixture with one visibly distinct phase |
| Element | type of pure substance that cannot be broken down into simpler substances by chemical or physical means |
| Element | type of pure substance that serves as the building block for all matter |
| Compound | type of pure substance that is a chemical combination of tow or more elements |
| Compound | type of pure substance that can be broken down into elements using chemical but not physical means |
| Compound | type of pure substance that has a definite constant chemical composition |
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