Interactive stoichiometry worksheet for calculating molar mass of chemical compounds.
Worksheet titled "4. Stoichiometry: Calculating Molar Mass" with six compound icons (H₂O, HNO₃, Ca(OH)₂, Pb(NO₃)₂, CuSO₄·5H₂O, FeSO₄·7H₂O) and six numerical options (278, 18, 63, 331, 250, 74) for matching molecular masses.