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Solutions Vocabulary
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28
Chemistry
10th Grade
04/27/2007

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Term
saturated
Definition
a solution that has the maximum amount of solute dissolved at a certain temperature and pressure
Term
soluable
Definition
capable of being dissolved
Term
solution
Definition
a homogeneous mixture of two or more substances in a single phase
Term
heterogeneous mixture
Definition
a mixture of two or more substances that does not have a uniform composition (more than one phase)
Term
solvent
Definition
the substance that does the dissolving to make a solution
Term
solute
Definition
the substance that is dissolved in a solution
Term
suspension
Definition
a mixture in which the particles in the solvent are so large that they settle out
Term
colloid
Definition
a mixture made of particles of intermiate size that will scatter light, but not settle out
Term
electrolyte
Definition
a substance that dissolves in water to produces a solution that conducts electricity
Term
non-electrolyte
Definition
a substance that dissolves in water to produce a solution that does not conduct electricity
Term
unsaturated
Definition
a solution that contains less solute that can be dissolved at a certain temperature and pressure
Term
supersaturated
Definition
a solution that contains more solute than a saturated solution under the same conditions
Term
solubility
Definition
the amount of substance required to form a saturated solution with a specific amount of solvent at a certain temperature
Term
polar molecule
Definition
a molecule with uneven distribution of charge
Term
non-polar molecule
Definition
a molecule with even distribution of charge
Term
immiscible
Definition
liquid solvents and solutes that are not soluable in one another
Term
miscible
Definition
liquid solutes and solvents that are able to dissolve freely in one another in any proportion
Term
effervescence
Definition
the rapid escape of dissolved gases from a liquid
Term
concentration
Definition
a meaure of the amount of solute dissolved in a given amount of solvent or solution
Term
molarity
Definition
the number of moles of a solute in one liter of solution
Term
dissociation
Definition
the separation of ions that occurs when an ionic compound dissolves
Term
ionization
Definition
the formation of ions from a molecular solute from the action of a polar solvent
Term
net ionic equation
Definition
an equation that includes only those ions that react to form a precipitate in aqueous solution
Term
spectator ions
Definition
an ion that does not take part in a chemical reaction and is found in solution both before and after the reaction
Term
strong electrolyte
Definition
any compound that dissolves almost completely to form ions in aqueous solution
Term
weak electrolyte
Definition
a compound of which a relatively small amount of the dissolved comound exists as ions in an aqueous solution
Term
freezing point depression
Definition
the difference in freezing points of a pure solvent and a solution with a solute dissolved in the solvent
Term
boiling point elevation
Definition
the difference between the boiling points of a pure solvent and a solution with a solute dissolved in the solvent
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