The organic matter in a 3.776-g sample of a mercuric ointment is decomposed with HNO3. After dilution, the Hg2+ is titrated with 21.30 mL of a 0.1144 M solution of NH4SCN. Calculate the percent Hg (200.59 g/mol) in the ointment. Hg2+ + 2SCN- → Hg(SCN)2 (aq)

Q: Determine

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Acid Base Titration

An acid-base titration is the method of quantitative analysis for determining the concentration of an acid and base by exactly neutralizing it with a standard solution of base or acid having known concentration.