Simulated vinegar one way to make vinegar (not the preferred way) is to prepare a solution of acetic acid, the sole acid component of vinegar, at the proper ph (see fig. 2-15) and add appropriate flavoring agents. acetic acid (mr 60) is a liquid at 25 °c, with a density of 1.049 g/ml. calculate the volume that must be added to distilled water to make 1 l of simulated vinegar (see fig. 2-16).