Substance: element: P4, Br, aluminum foil, copper wire, lithium, Substance: compound: CO2, NaCl, NaHCO3, H2O, C6H12O6, Mixture: heterogeneous: pizza, M & M's, ocean water, oil & water, Mixture: homogeneous: air, sweet tea, solution, salt water, steel (an alloy of iron and carbon), CuSO4 dissolved in H2O,

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