Goals: 3.2 Mass Relations in Chemical Formulas
- Determine formulas from % composition
- Determine formulas from data obtained through combustion analysis
- Determine formulas from the masses of the elements that combine to make a compound
- Determine % composition from formulas
Goals: 3.3 Mass Relations in Chemical Reactions
- Balance chemical equations
- Perform stoichiometry calculations:
determine amount of reactants needed to produce a certain amount of product
determine the amount a reactants needed to react with a given amount of reactant
determine the amount of product expected (theoretical yield) based on the amounts of reactants going into the reaction
determine the amount of byproducts produced based on the amount of product formed
- Determine % yield for a given reaction