AP CHEMISTRY PRACTICE 3.11 - 3.13
Identify the elements and compounds that compose air. Explain this statement “All compounds are molecules but not all molecules are compounds.” Part 2 Separating a Mixture – Obtain a vial from your instructor. DO NOT OPEN THE VIAL. Each vial contains a mixture of sand, salt, bits of staples, and Styrofoam pieces. ................
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