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Unformatted text preview: f weak acids and strong bases hydrolyze to form basic so lut ions. NaC 2 H 3O 2 (s) ¾H 2 O¾ Na + (aq) + C 2 H 3O 2 (aq ) ¾ ®
C 2 H 3O 2 + H 2O (l) ‡ˆˆ H C 2 H 3O 2 (aq) + OH (aq ) · Sodium io n (Na+ ) does not hydrolyze because its parent base (NaOH) is a strong base. Salts of Strong Acid and Weak Base
· Salts formed fro m the reaction of strong acids and weak bases hydrolyze to form acidic solut ions.
+ NH 4Cl (s) ¾H 2O ® NH 4 (aq) + Cl (aq) ¾¾ ˆ†
NH+ (aq) + H 2O (l) ‡ˆˆ NH 3 (aq) + H 3 O+ (aq)
· Chloride ion (Cl ) does not hydro lyze because its parent acid (HCl) is a strong acid. Salts of Strong Acid and Strong Base
· Salts formed fro m the reaction of strong acids and strong bases do not hydro lyze and form neutral so lutions .
NaCl (s) ¾H 2 O ® Na + (aq) + Cl (aq)
¾¾ · Neither ion hydrolyzes because their parent acid (HCl) and base (NaOH) are strong. 17 Chemistry 52 Chapter 16 HYDROLYSIS OF SALTS Summary of Hydrolysis: Type of Salt Nature of Solution Weak acid Strong base Basic Strong acid Weak base Acidic Strong acid Strong base Neutral Examples NaC H O 2 3 2 K CO 2 3 NH Cl 4 NH NO 4 3 NaCl...
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