Nitrite ion, NO 2, is a preservative for bacon and other foods, but it is potentially
Chapter 17, Problem 17-19(choose chapter or problem)
Nitrite ion, NO 2, is a preservative for bacon and other foods, but it is potentially carcinogenic. A spectrophotometric determination of NO 2 makes use of the following reactions: Here is an abbreviated procedure for the determination: 1. To 50.0 mL of unknown solution containing nitrite is added 1.00 mL of sulfanilic acid solution. Colored product, max 520 nm HO3S N N NH2 H 1-Aminonaphthalene HO3S N N NH2 NH2 NO 2H Sulfanilic acid HO3S HO3S 2
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