Mass of the Mass of the Scenarios/Reactions Reactants Products 1. Rusting of iron 4Fe + 302 + 2H2O → 2FE203 . H2O 2. Fermentation of sucrose using yeasts in which the sugar reacts to produce ethyl alcohol and carbon dioxide C12H22011 + H2O → 4C2H5OH + 4CO2 3. Combustion of propane gas with oxygen produces carbon dioxide and water. C3H3 + 502 > 4H2O + 3CO2 4. During photosynthesis, plants convert carbon dioxide and water into glucose and oxygen. 6CO2 + 6H20 → C6H12O6 (aq) + 602 (g) 5. Vinegar is used in removing iron oxide in metallic artifacts which produces Iron (II) acetate and water. 2CH;COOH + Feo > (CH3COO)2Fe + H20

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Stoichiometry

Stoichiometry is a chemical division that evaluates the quantitative content of the chemical process with the help of the reacting molecules or products taking part in the reaction. The term “stoicheion” in “Stoichiometry”, is an old Greek term for "element" whereas “metron” means "measure".