# What is the condensed structural formula for acetic acid?

${H}_{3} {\text{CCO}}_{2} H$
Sometimes you will see $\text{HOAc}$ as an abbreviation. The acetate ion would thus be represented as ""^(-)OAc, i.e.
HOAc(aq) + H_2O(l)rightleftharpoonsH_3O^(+) + ""^(-)OAc