Feasibility of Using an Electrolysis Cell for Quantification of the Electrolytic Products of Water from Gravimetric Measurement

Table 1

Results of titration of an acid in commercial vinegar samples by electrolytically produced OH⁻(aq).

Percent acid content stated on manufacturer’s label	Mass change in electrolysis cell (g)	Moles of acid in (mmol)	Average molarity	Percent acid content determined from this study (95% CI, n = 3)	Percent RSD
4	0.0165	0.311	0.623	3.74% (±1.32)	14.3
5	0.0222	0.419	0.838	5.03% (±0.53)	4.3
7	0.0305	0.575	1.15	6.91% (±0.52)	3.0