Element: Nitrogen, N2, Hydrogen, H2, Calcium, Ca, Carbon, C, Compound: Ethanol, C2H5OH, Aspirin, C₉H₈O₄, Nylon, (C12H22N2O2)n, Sucralose, C12H19Cl3O8, Heterogeneous Mixture: sand and salt, SiO2 and NaCl, sulfur and iron, S and Fe, nut mix, no formulas given, Green and Purple dots, no formulas, Homogeneous Mixture: Steel, Fe and C, sanitizer, C2H5OH, H20, and C2H6O2, Gasoline, C8H18 and C8H16 and other hydrocarbons, baking powder, NaHCO3 and Ca(H2PO4)2,

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