Vocabulary Pg.57 Study Guide___Ervinnn
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27 terms
Terms | Definitions |
|---|---|
 Chemical Change | (chemistry) any process determined by the atomic and molecular composition and structure of the substances involved |
| Chemical Property | a property used to characterize materials in reactions that change their identity |
| Chemical Reaction | (chemistry) a process in which one or more substances are changed into others |
| Chemical Symbol | A one or two letter representation of an element |
| Compound | an enclosure of residences and other building (especially in the Orient) |
| Distillation | the process of purifying a liquid by boiling it and condensing its vapors |
| Element | an abstract part of something |
| Extensive Property | a property that depends on the amount of matter in a sample |
| Filtration | the process whereby fluids pass through a filter or a filtering medium |
| Gas | a pedal that controls the throttle valve |
| Heterogeneous Mixture | a mixture in which different materials can be distinguished easily |
| Homogeneous Mixture | a mixture in which substances are evenly distributed throughout the mixture |
| law of conservation of mass | Is any physical change or chemical reaction, mass is conserved; Mass can be neither created nor destroy. |
| Liquid | a substance in the fluid state of matter having no fixed shape but a fixed volume |
| Mass | (often followed by 'of') a large number or amount or extent |
| Mixture | (chemistry) a substance consisting of two or more substances mixed together (not in fixed proportions and not with chemical bonding) |
| phase | (astronomy) the particular appearance of a body's state of illumination (especially one of the recurring shapes of the part of Earth's moon that is illuminated by the sun) |
| Physical Change | a change from one state (solid or liquid or gas) to another without a change in chemical composition |
| Physical Property | A characteristic of a pure substance that can be observed without changing it into another substance |
| Precipitate | done with very great haste and without due deliberation |
| Product | a chemical substance formed as a result of a chemical reaction |
| Reactant | a chemical substance that is present at the start of a chemical reaction |
| Solid | of definite shape and volume |
| Solution | a homogeneous mixture of two or more substances |
| Substance | the choicest or most essential or most vital part of some idea or experience |
| Vapor | Describes the gaseous state of a substance that is generally a liquid or solid at room temperature |
| Volume | physical objects consisting of a number of pages bound together |
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