Ch3 CHEM vocab
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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| acid | any substance that dissolves in water to produce H30+
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| aqueous solution | solution in which water is the solvent
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| Avogadro's number | 6.022 x 10^23
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| base | any substance in water to produce OH-
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| chemical equation | symbolic representation of a chemical reaction
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| concentration | measure of quantities of solute and solvent
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| dilution | solvent added to solution, decrease solute concentration
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| dissociation reaction | in water, ions come apart
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| electrolyte | substance that ionizes in water, conducts electricity
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| elemental analysis | experimental measurement of mass percentage of each element in compound
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| explosives | rapidly reactive, solid to gas, release lots of energy
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| green chemistry | minimize production of waste and pollutants
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| insoluble | does not dissolve in water
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| molar mass | average mass of 1 mol of any element
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| molarity | unit of concentration, number of moles of solute per liter of solution
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| mole | quantity of atoms
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| molecular equation | chemical equations with molecules
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| net ionic equation | spectator ions are omitted
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| neutralization | acid and base react to produce water and salt
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| nonelectrolyte | dissolves in water, no conductivity
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| photochemical reaction | light provides energy to begin reaction
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| precipitation reaction | insoluble solid produced in a chemical reaction
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| products | formed in chemical equation
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| reactants | before the chemical reaction
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| salt | formed by reaction of base and acid
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| solubility | ability to dissolve in solution
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| soluble | solid that dissolves
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| solute | add to solvent
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| solution | homogeneous mixture of two substances
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| solvent | example: water
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| spectator ions | ions that do actively participate in reaction
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| stoichiometric coefficients | numbers in front of compounds to balance equation
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| stoichiometry | study of amounts of reactants and products
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| strong electrolyte | ionizes completely in water
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| total ionic equation | all ions, including spectator
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| weak electrolyte | ionizes partially in water
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