Answer: In a process called photosynthesis, plants use carbon dioxide and water, along ... 24 molecules of H2O. Which is the correctly balanced equation for the reaction of rust, Fe2O3, and hydrochloric acid, HCl? Fe2O3 + 6 HCl → 2 FeCl3 + 3 H2O. Coefficients in a chemical equation express between molecules or compounds.
Explanation: