Evan's Vocab Stack
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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| self ionization of water | the chemical reaction in which a proton is transferred from one water molecule to another, in pure water or an aqueous solution, to create the two ions, hydronium, H3O+ and hydroxide, OH−.
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| pH | a measure of the acidity or basicity of an aqueous solution
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| pOH | used as a measure of the concentration of hydroxide ions, OH−, or alkalinity.
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| acid-base indicators | are substances which change color with pH
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| transition interval | range in concentration of a species
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| pH meter | an electronic instrument used for measuring the pH of a liquid
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| titration | used to determine the unknown concentration of an identified analyte.
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| equivalence points | when a titrant is added and is stoichiometrically equal to the amount of moles of substance
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| end point | the point at which the indicator changes color in a colorimetric titration
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| standard solution |
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| primary standard |
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