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19 Cards in this Set
- Front
- Back
polar
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uneven distribution of charge
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hydrogen bond
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the force of attraction between a hydrogen molecule with a partial positive charge and another atom or molecule with a partial or full negative charge
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cohesion
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an attractive force that holds molecules of a single substance together, contributes to the upward movement of water from plant roots to their leaves
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adhesion
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the attractive force between 2 particles of different substances
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capillarity
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the attraction between molecules that results in the rise of a liquid when in contact with a solid
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solution
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a mixture in which one or more substances are uniformly distributed in another substance
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solute
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a substance dissolved into a solvent
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solvent
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the substance in which the solute is dissolved
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concentration
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the amount of solute dissolved in a fixed amount of the solution
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saturated solution
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a solution in which no more solute can dissolve
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aqueous solutions
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solutions in which water is the solvent
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hydroxide ion
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OH- negatively charged hydrogen and oxygen
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hydronium ion
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H30+ ion positively charged hygrogen and oxygen
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acid
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if the # of hydronium ions in a solution is greater than the # of hydroxide ions
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base
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if the # of hydroxide ions in a solution is greater than the # of hydronium ions
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pH scale
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a scale for comparing the relative concentrations of hydronium ions and hydroxide ions in a solution
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buffers
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chemical substances that neutralize small amounts of either an acid or a base added to a solution
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polar
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uneven distribution of charge
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hydrogen bond
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the force of attraction
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