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A 28.2 mL sample of 0.397 M methylamine, CH3NH2, is titrated with 0.398 M hydroiodic acid....

A 28.2 mL sample of 0.397 M methylamine, CH3NH2, is titrated with 0.398 M hydroiodic acid. After adding 10.6 mL of hydroiodic acid, the pH is .

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