The pKa of sodium acetate is 4.76, according to the University of California, Berkeley. The formula for sodium acetate is CH3COONa, and it is abbreviated as NaOAc. The compound is also referred to as sodium ethanoate.
Sodium acetate, a colorless salt, has a variety of applications. In scientific settings, sodium acetate is used to maintain constant pH levels. In industrial settings, the compound is used in the processing of textiles to produce cotton for disposable cotton pads. It is also present in hot ice, hand warmers and heating pads. In the food industry, it is used as a food seasoning to provide a salt and vinegar flavor to potato chips.