Vocabulary
Quiz yourself by thinking what should be in
each of the black spaces below before clicking
on it to display the answer.
Help!
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polar | describes a molecule with opposite charges on the opposite ends.
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hydrogen bond | the intermolecular force occurring when a hydrogen atom that is bonded to a highly electronegative atom of one molecule is attracted to two unshared electrons of another molecule
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cohesion | the force that holds molecules of a single material together
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adhesion | Two substances stick to each other
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capillarity | the attraction between molecules that results in the rise of a liquid in small tubes.
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solution | a homogeneous mixture throughout which two or more substances are uniformly dispersed.
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solute | in a solution, the substance that dissolves in the solvent.
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solvent | in a solution, the substance in which the solute dissolves.
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concentration | the amount of a particular substance in a given quantity of a mixture, solution, or ore
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saturated solution | a solution that cannot dissolve any more solute under the given conditions.
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aqueous solution | a solution in which water is the solvent
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hydroxide ion | the OH- ion
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hydronium ion | an ion consisting of a proton combined with a molecule of water.
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acid | any compound that increases the number of hydronium ions when dissolved in water; turn blue litmus paper red
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base | any compound that increases the number of hydroxide ion s when dissolved; turns red litmus paper blue
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ph scale | the range of values that are used to express the acidity or alkalinity of a system.
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buffer | a solution made from a weak acid and its conjugate base that neutralizes small amounts of acids or bases added to it.
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Created by:
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