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Aqueous Vocabulary

Chemistry Vocabulary

QuestionAnswer
Solute the substance dissolved in a solution.
Solvent the dissolving medium in a solution.
Solution a homogeneous mixture of two or more substances in a single phase.
Aqueous a solution in which the solvent is water.
Freezing Point depression the difference between the freezing point solvent and a solution of a non-electrolyte in that solvent;is directly proportional to the molar concentration of the solution.
Boiling Point elevation the difference between the boiling point of a pure solvent and a non-electrolyte of that solvent, directly proportional to the molar concentration of the solution.
Saturated a solution that contains the maximum amount of dissolved solute.
Unsaturated a solution that contains less solute than a saturated solution under the existing conditions.
Supersaturated a solution that contains more dissolved solute than a saturated solution contains under the same conditions.
Distillation is a method of separating mixtures based on differences in there velocities in a boiling liquid mixture.
Filtering a device (usually a membrane or layer) that is designed to physically block certain objects or substances while letting others through.
Chromatography is the collective term for a set of laboratory techniques for the separation of mixtures.
Solubility is the property of a solid, liquid, or gaseous chemical substance called solute to dissolve in a liquid solvent to form a homogeneous solution of the solute in the solvent.
Mixture is a material system made up by two or more different substances which are mixed together but are not combined chemically.
Homogeneous A substance that is uniform in composition.
Heterogeneous two or more substances which have been combined such that each substance retains its own chemical identity.
Suspension is a heterogeneous fluid containing solid particles that are sufficiently large for sedimentation.
Colloid a substance microscopically dispersed evenly throughout another substance.
Disassociation a partial or complete disruption of the normal integration of a person’s conscious or psychological functioning.
Electrolyte is any substance containing free ions that make the substance electrically conductive.
Non-electrolyte A substance that does exist in an ionic form in aqueous solution.
Precipitate is the formation of a solid in a solution or inside another solid during a chemical reaction or by diffusion in a solid.
Ionic equation is a chemical equation for a reaction which lists only those species participating in the reaction.
Molecular equation a balanced chemical equation in which ionic compounds are written as neutral.
Spectator ion is an ion that exists as a reactant and a product in a chemical equation.
Acid is a substance which reacts with a base.
Base a substance that can accept hydrogen ions or more generally, donate electron pairs.
Neutralization the reaction of hydronium ions and hydroxide ions to form water molecules.
Oxidation a reaction in which the atoms or ions of an element experience an increase in oxidation state.
Reduction a reaction in which the oxidation state of an element decreases.
Molarity the number of moles of solute in one liter of solution.
Molality the concentration of a solution expressed in moles of solute per kilogram of solvent.
Dilution the process of making weaker or less concentrated.
Titration the controlled addition and measurement of the amount of a solution of known concentration required to react completely with a measured amount of a solution of unknown concentration.
Concentration a measure of the amount of solute in a given amount of solvent or solution.
Created by: EllieKennamer