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| hydrogen bond is the attraction between a hydrogen atom with a partial positive charge and another atom with a partial negative charge. |
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| a cohesion is an attraction between molecules of the same substance. |
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| a adhesion is an attraction between molecules of different substances. |
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| 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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| solution is a type of mixture in which all the components are evenly distributed. |
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| a solute is the substance that is dissolved. |
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| a solvent is the substance in which the solute dissolves. |
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| suspension is a mixture of water and non-dissolved material. |
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| the pH scale is a tool of measurement to indicate the concentration of H+ ions in solution. |
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| a acid is any compound that forms h+ ions in solution. |
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| a base is a compound that produces hydroxide ions in solution. |
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| a buffer is a weak acid or base that can react with strong acids or bases to prevent sharp, sudden changes in pH. |
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