“When Science Went International” (C&EN, Sept. 6, page 60) shows the 19 molecular formulas for acetic acid listed in Kekulé’s textbook of 1859 without pointing out that Josef Loschmidt was the first ...
Vinegar is a common household substance, but in chemistry it has a specific scientific identity. The acid also known as vinegar is acetic acid, a weak organic acid with the chemical formula CH₃COOH.
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