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Chapter 17 Notes - Chapter 17 Additional Aqueous Equilibria...

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Chapter 17 Additional Aqueous Equilibria
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Buffer = chemical system that resists changes in pH. Example Add 0.010 mol of HCl or NaOH to: Buffer Solutions pH 1 L Solution Initial after HCl after NaOH pure H 2 O 7.00 2.00 12.00 [CH 3 COOH] = 0.5 M 4.74 4.72 4.76 + [CH 3 COONa] = 0.5 M A buffered solution
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