Lec-20-Chap16-1-bare

Lec-20-Chap16-1-bare - Lec-20-Chap16-1-bare Lec-20...

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Lec-20-Chap16-1-bare 10/19/2011 Bronsted-Lowry Classification of Acids and Bases. Strong Acids and Bases. pH, pOH, Autoionization of Water. 1 Lec-20: Equilibrium in the Aqueous Phase Acids and Bases Chapter 16 1 Acid : donates protons to solution Base : donates hydroxide ions to solution Arrhenius Acid-Base Theory             NaO HCl H aq aq H a Na q Cl a aq O aq q H 2
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Lec-20-Chap16-1-bare 10/19/2011 Bronsted-Lowry Classification of Acids and Bases. Strong Acids and Bases. pH, pOH, Autoionization of Water. 2 Brønsted-Lowry Acid-Base Theory Brønsted-Lowry Acid : H + donor Brønsted-Lowry Base : H + acceptor CH 3 COOH + H 2 O CH 3 COO + H 3 O + Acid Base CH 3 COO + H 2 O CH 3 COOH + OH Base Acid 3 Conjugate Acid-Base Pairs: 2 molecules related by the loss or gain of a H + CH 3 COO is the conjugate base of CH 3 COOH CH 3 COOH is the conjugate acid of CH 3 COO Acid + Base New Base + New Acid Acid - base reactions involve two conjugate acid-base pairs 4 H + donor H + acceptor CH 3 COOH + H 2 O H 3 O + + CH 3 COO Acid Base New acid New base Pair 1 Pair 2 H 2 O + NH 3 NH 4 + + OH Acid Base New acid New base
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This note was uploaded on 03/06/2012 for the course CHE 132 taught by Professor Hanson during the Fall '08 term at SUNY Stony Brook.

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Lec-20-Chap16-1-bare - Lec-20-Chap16-1-bare Lec-20...

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