Classify the following materials as: pure substance (element or compound) or mixture (heterogeneous or homogeneous) NO. MATERIALS 1. ALUMINUM FOIL 2. AIR 3. SOIL 4. WATER 5. BRONZE 6. ACETIC ACID 7. PENCIL LEAD 8. BLOOD 9. IRON FILINGS 10. GASOLINE Pure Substance or Mixture? Element or Compound Homogeneous or Heterogeneous​
