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Kw
[Ka][Kb]= 1.0×10^-14
Kb
[B][OH]/[BOH]
Ka
[A][H3O]/[HA]
pH
-log[H3O]
pOH
-log[OH-]
pOH + pH
14
Anions that is the conj. base of strong will NOT affect the pH
Cl-, NO3 - ClO4-
Cations of strong Arrhenius bases will NOT affect pH
K+, Na+, Li+, Ca2+
Anion that is conj base of weak acid will INCREASE pH
F-, NO2 +, CN-
Cation that is a conj acid of weak base will DECREASE pH
NH4+, (CH3)2, NH22+