The structural formula of an ester is. Write the molecular formula of the alcohol and acid from which it would have been formed and justify your answer. Share with your friends Share 10 Avni answered this It's propanoic acid, CH3CH2COOH and propanol, CH3CH2-OH 3 View Full Answer Shvaetha Kumaravel answered this No worries... I got the answer. It's propanoic acid and propanol. -3