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Acid/base stoichiometry, nomenclature, definitions, reaction equations,
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Lewis Acid: A compound that can receive an electron pair Base: A compound that can donate an electron pair Bronsted-Lowry Acid: A substance that has the ability to DONATE a proton to another substance Base: A substance that has the ability to ACCEPT a proton from another substance HCl+H 2 0 H 3 0 + + Cl - Arrhenius Acid: Substance that when dissolved in water increases the H + ion concentration Base: Substance that when dissolved in water increases the OH - ion concentration
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pH=log[H + ] [H + ]=10 -pH K w =1x10 -14
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Strong acids and bases dissociate completely
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IndicatorAppearance in AcidAppearance in Base Methyl OrangeRedYellow Bromphenol BlueYellowBlue PhenolpthaleinColorlessRed An indicator is a weak acid or base that changes color in the presence of an acid or base
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Example set-ups of typical stoichiometry uses for acids/bases
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The net reaction equation between a strong acid and a strong base is H + + OH - H 2 O The substances that were aqueous and do not react are spectator ions, and therefore not in the net reaction.
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Acids often begin with an “H”, bases often end in an “OH” Exception:CH 3 COOH (acetic acid) Acid naming: Example: HF Hydrogen fluoride as an acid is called hydrofluoric acid AnionAcid -ideHydro____ic -ate-ic -ite-ous
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http://www.sciencegeek.net/Chemistry/eTe xt/U6/6h.html http://www.sciencegeek.net/Chemistry/eTe xt/U6/6h.html Chemistry the Central Science 11e http://library.thinkquest.org/C006669/data/ Chem/reactions/acidbase.html http://library.thinkquest.org/C006669/data/ Chem/reactions/acidbase.html
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