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Definition
| Cohesion is an attraction between molecules of the same substance. |
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Definition
| Adhesion is an attraction between molecules of different substances. |
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Definition
| A mixture is a material composed of two or more elements or compounds that are physically mixed together but not chemically combined. |
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Definition
| A solution is a mixture of two or more substances in which the molecules of the substances are evenly distributed. |
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Term
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Definition
| A solute is a substance that is dissolved in a solvent to make a solution. |
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Definition
| A solvent is a substance in which a solute is dissolved to form a solution. |
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Definition
| Suspension is a mixture of water and nondissolved materials. |
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Term
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Definition
| pH scale is a measurement system used to indicate the concentration of hydrogen ions (H+) in solution; ranges from 0 to 14. |
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Term
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Definition
| An acid is a compound that forms hydrogen ions (H+) in solution. |
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Term
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Definition
| A base is a compound that produces hydroxide ions (OH+) in solution. |
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Definition
| A buffer is a weak acid or base that can react with strong acids or bases to help prevent sharp, sudden changes in pH. |
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