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Calculate the pH of a solution made by dissolving 5.15 g of hypochlorous acid, HOCl, (MM = 51.46 g/mol) and 15.09 g in sodium hyochlorite, NaOCl (MM = 75.46 g/mol) in 1.00 L of water solution. pKa = 7.52. SOLVE using the Henderson-Hasselbalch equation