Answer:
Acetic or ethanoic acid.
Explanation:
Hello,
Butyl acetate's hydrolisis is shown below:
[tex]CH_3COOCH_2CH_2CH_2CH_3+H_2O-->CH_3COOH+CH_3CH_2CH_2CH_2OH[/tex]
Whereas [tex]CH_3COOCH_2CH_2CH_2CH_3[/tex] is the butyl acetate, [tex]CH_3CH_2CH_2CH_2OH[/tex] butanol and [tex]CH_3COOH[/tex] the required produced acid, acetic or ethanoic acid (attached picture).
Best regards.