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strong acid (HCl). It is a drug used as a muscle relaxant. Pap-HCl is a weak acid overall. At 25˚C, a 205 mM solution of pap-Hl has a pH of 3.31. Compute the Ka of pap-HCl. 11. A 0.040 M solution of a weak acid (call it HA) has a pH of 4.70. Calculate the K a and pK a of the acid. J. Cruzan, 2013 Solutions to Web Exercises: Acids & Bases (1 ...
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