11Chapter 15 - Applications of Aqueous EquilibriaNeutralization Reactions•Strong acid-strong baseHCl(aq)+ NaOH(aq)´NaCl(aq) + H2O (l)What’s in solution? i.e. look at the net ionic equation•Weak acid-strong baseHA (aq) + NaOH(aq) ´NaA(aq) + H2O (l)What’s in solution? i.e. net ionic equationWhat will the pH be, roughly?Example: Acetic acid and sodium hydroxideNeutralization Reactions•Strong acid-weak baseHCl(aq)+ NH3 (aq) ´NH4+(aq) + Cl-(aq)What’s in solution?What will the pH be roughly?What will the pH be, roughly?•Weak acid-weak baseCH3COOH (aq)+ NH3 (aq) QNH4+(aq)+ CH3COO-(aq) Larger K values than other combinationsReaction does not proceed as far toward completion as previous 3 reactions.
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