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Pease Science Week
Mixtures and Solutions Vocabulary
| Term | Definition |
|---|---|
| chemical reaction | the process in which two or more substances combine to make one or more new substances that have different properties from the original ones. |
| crystal | a natural form of a substance. Crystal shape is also a physical property that helps to identify a substance. |
| density | mass per unit volume |
| dilute | a solution containing little solute. |
| dissolve | the process of a substance becoming incorporated uniformly into another. |
| equal volumes | comparing equivalent amounts of two solutions to determine which is more concentrated. |
| extract | a solution of substances dissolved out of organic material. |
| less dense | less mass per unit volume. |
| physical property | a characteristic that describes a substance, such as color, size, shape, and texture. |
| precipitate | a new substance that forms and settles out of a liquid. |
| property | a characteristic that describes a substance, such as color, size, shape, or texture. |
| saturated | when the solvent cannot dissolve into any more solute. |
| soluble | capable of being dissolved. (Example: Table salt is soluble in water.) |
| solute | a substance that dissolves in a solvent to form a solution. |
| solution | a mixture formed when one or more substances dissolve in another. |
| solvent | a substance in which a solute dissolves to form a solution. |