study card for chemistry
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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| Solute | the substance dissolved in a solution
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| Solvent | the dissolving medium in a solution
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| Solution | a homogeneous mixture of two or more substances in a single phase
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| Aqueous | a mixture between water and an other compound
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| Freezing Point depression | the difference between the freezing point s of a pure solvent and a solution of a non electrolyte in that solvent; is directly proportional to the molar concentration of the solution
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| 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
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| Saturated | a solution that contains the maximum amount of dissolved solute
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| Unsaturated | a solution that contains less solute than a saturated solution under the existing conditions
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| Supersaturated | a solution that contains more dissolved solute than a saturated solution
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| Distillation | the process of purifying a liquid by boiling it then condensing the remaining vapor
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| Filtering | the process of straining a mixture to separate components
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| Chromatography | a method of finding out which components a gas or a liquid contains that involves passing it through or over somethings that absorbs the components at different rates
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| Solubility | the amount of a substance required to form a saturated solution with a specific amount of solvent at a specified temperature
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| Mixture | a blend of two or more kinds of matter, each of which retains its own identity and properties
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| Homogeneous | having a uniform composition throughout
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| Heterogeneous | not having a uniform composition throughout
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| Suspension | a mixture in which the particles in the solvent are so large that they settle out unless the mixture is constantly stirred or agitated
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| Colloid | a mixture consisting of particles that are intermediate in size between those in solutions and suspensions forming mixtures known as colloid dispersions
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| Disassociation | the separation of ions that occur when an ionic compound dissolves
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| Electrolyte | a substance that dissolves in water to give a solution that conducts electric current
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| Nonelectrolyte | a substance that dissolves in water to give a solution that does not conduct an electrical current
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| Precipitate | a solid that is produced as a result of a chemical reaction in solution and that separates from the solution
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| Ionic equation | equation for a chemical reaction written to show the predominant form of all species in a aqueous solution or in contact with water
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| Molecular equation | equation for the types and number of atoms combined in a single molecule of a molecular compound
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| Spectator ion | an ion that does not take part in a chemical reaction and is found in solution both before and after the reaction
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| Acid | a chemical species that denotes protons or hydroxide ions or that accepts electrons
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| Base | a chemical species that denotes electrons or hydroxide ions or that accepts protons
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| Neutralization | the reaction of hydrogen ions and hydroxide ions to form water molecules
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| Oxidation | a reaction in which the atoms or ions of an element experience an increase in oxidation state
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| Reduction | a reaction in which the oxidation state of an element decreases
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| Molarity | the number of moles of solute in one liter of solution
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| Molality | the concentration of a solution expressed in moles of solute per kilogram of solvent
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| Dilution | the process of reducing the concentration of a solution
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| 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
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| Concentration | a measure of the amount of solute in a given amount of solvent or solution
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