Curated OER
Percentage Composition
In this chemical compounds worksheet, high schoolers determine the empirical formula or the molecular formula for the compounds given. Students calculate percent composition. This worksheet has 10 problems to solve.
Curated OER
WS 4.8-Review
In this chemistry review worksheet, learners solve a variety of problems including balancing equations, solving for unknowns using dimensional analysis, finding percent yields, limiting reactants and empirical formulas.
Curated OER
WS 4.5 Percent Composition and Empirical Formula
In this compounds instructional activity, students determine the empirical formulas and percent compositions of compounds given chemical formulas, mass of elements in compounds and percentages of elements in compounds.
Curated OER
High School Chemistry Questions
In this chemistry worksheet, students determine the number of water molecules is a given volume of water. Students determine the empirical formula for given compounds from the percentage mass of elements. This worksheet has 20 problems...
Chem Tutor
Chem Tutor: Basic Stiochiometry
Detailed discussion of stoichiometry, mols, and percents. Includes examples showing dimensional analysis (factor-lable method) and a link to the mole road map (a diagram which leads one through the stoichiometric problem-solving process).