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17 Cards in this Set
- Front
- Back
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Bronsted-Lowry acid definition
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proton donor
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Bronsted-Lowry base definition
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proton acceptor, must have a lone pair of electrons
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Bronsted-Lowry acid-base reaction definition
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proton transfer process
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Arrhenius acid definition
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a substance with H in its formula that dissociates to yield H3O+
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Arrhenius base definition
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a substance with OH in its formula that dissociates to yield OH-
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acid dissociation constant
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Ka=[H3O+][A-]/[HA]
for the reaction HA + H2O -> H3O+ + A- |
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Strong Acids
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HCl, HBr, HI, HNO3, H2SO4, HClO4 (oxygen atoms exceed the number of ionizable protons by 2 or more)
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Ion-product constant for water
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Kw= [H3O][OH-] = 1.0x10^-14 at 25`C
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pH
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pH = -log [H3O+]
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pKa
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pKa = -logKa
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pH, pOH, pKw relationship
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pKw = pH + pOH = 14.00 at 25`C
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mol/L*s
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0 order
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1/s
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first order
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L/mol*s
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second order
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L^2/mol^2 * s
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3rd order
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rate law for first order
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ln [A] = kt + [A]
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integrated rate laws
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