5-AqueousEquilibria-Acids_Bases

5-AqueousEquilibria-Acids_Bases - Acids and Bases Problem...

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Unformatted text preview: Acids and Bases Problem Set Aqueous Equilibria Acids & Bases Edward A. Mottel Department of Chemistry Rose-Hulman Institute of Technology 05/07/09 Acid-Base Equilibria Reading Assignment: Zumdahl: Chapter 4.9, 7.1, 7.5, 8.1 Acid-base theories are introduced along with the concept of conjugate acids and bases. 05/07/09 Acidity versus Neutralizing Ability HCl (aq) H + (aq) + Cl (aq) CH 3 COOH (aq) H + (aq) + CH 3 COO (aq) HCl (aq) + OH (aq) H 2 O (l) + Cl (aq) CH 3 COOH (aq) + OH (aq) H 2 O (l) + CH 3 COO (aq) 0.1 M hydrochloric acid is more acidic than 0.1 M acetic acid, but the same volume of each can neutralize the same amount of base. 05/07/09 Acid - Base Theories Theory Acid Base Arrhenius H + donor OH donor Brnsted- Lowry H + donor H + acceptor Lewis e pair acceptor e pair donor 05/07/09 Conjugate Acids and Bases The reaction of an acid and a base produces a conjugate acid and a conjugate base. HCl (aq) + OH (aq) H 2 O (l) + Cl (aq) acid base conjugate acid conjugate base 05/07/09 Conjugate Acid-Base Pairs Acid Conjugate Base Base Conjugate Acid HCl HCl NH 3 HCO 3 HCO 3 HCO 3 HCO 3 CO 3 2 CO 3 2 H 2 CO 3 H 2 CO 3 NH 3 NH 4 + NH 4 + Cl Cl 05/07/09 Group Activity Write an equation that demonstrates the...
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5-AqueousEquilibria-Acids_Bases - Acids and Bases Problem...

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