Chemistry.Chapter.4
Quiz yourself by thinking what should be in
each of the black spaces below before clicking
on it to display the answer.
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| Hydration | Combination with water
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| Solution | Homogeneous mixture. A sample of matter consisting of more than one pure substance with properties that do not vary within the sample.
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| Aqueous Solution | A substance dissolved in water
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| Solute | A substance dissolved in a solvent to make a solution
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| Solvent | The most abundant component in a solution. Usually water.
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| Electrolyte | A substance that dissociates fully or partially into ions when dissolved in a solvent, producing a solution that conducts electricity.
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| Strong Electrolyte | a solute that completely dissociates into ions in solution and conducts electricity.
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| Weak Electrolyte | a solute that incompletely dissociates into ions in solution. Conducts a low amount of electricity
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| Nonelectrolyte | a substance that does not ionize in a solution or conduct any electricity
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| Acid | a compound containing detachable hydrogen ions
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| Strong Acid | an acid that completely dissociates into hydrogen ions and anions in solution. A strong electrolyte
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| Weak Acid | An acid that only partially dissociates into hydrogen ions and anions in solution.
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| Weak Base | A weak electrolyte that only partially dissociates into ions in solution
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| Molarity | Molar concentration
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| Standard Solution | A solution of precisely known concentration
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| Dilution | Adding solvent to a solution to lower its concentration
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| Precipitate | An insoluble substance that has been formed from substances dissolved in a solution
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| Soluble | Capable of being dissolved in a solvent
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| Insoluble | a substance that does not dissolve in a solvent to any significant degree
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| Spectator Ions | an ion that appears as both a reactant and a product in an ionic equation
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| Equivalence Point | the point in a titration when enough titrant has been added to react completely
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| Indicator | A substance that undergoes an sharp, easily observable change when conditions in its solutions change
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| Endpoint | The experimental estimate of the equivalence point in a titration
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| Oxidation | the loss of one or more electrons by an atom, molecule, or ion.
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| Reduction | the gain of one or more electrons by an atom, molecule, or ion
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| REDOX | A reaction that involves transfer of electrons from one substance to another
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| Oxidation State | A convention for representing a charge of an atom embedded within a compound
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| Oxidizing Agent | A reactant that removing electrons from other reactants in a chemical reaction
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| Reducing Agent | A substance that supplies electrons to another reactant in a chemical reaction
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