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Purpose: Determine if something is a pure substance or a mixture. Determine if mass is conserved in a chemical reaction. Apparatus: Mass Balance, 4 Test Tubes, Salt, Coffee Filter, Felt Tip Marker, Beaker, Plastic Cup, Elmer’s Glue, Borax, Food Coloring, Stir Stick, 2 Zip Lock Bags, Plastic Pipette, Baking Soda, Vinegar. Procedures: ................
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