Element mixtures and compounds crossword

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Across
  1. 5. a part or aspect of something abstract, especially one that is essential or characteristic.
  2. 7. a mathematical relationship or rule expressed in symbol
  3. 10. contains 0 or more atoms/elements
Down
  1. 1. two or more atoms connected by chemical bonds, which form the smallest unit of a substance that retains the composition and properties of that substance
  2. 2. another way of mixing chemicals not chemically bonding tho
  3. 3. relating to chemistry, or the interactions of substances as studied in chemistry.
  4. 4. anything that has mass and takes up space
  5. 6. a metal made by combining two or more metallic elements, especially to give greater strength or resistance to corrosion.
  6. 8. like building blocks have combinations
  7. 9. a relationship between people or groups based on shared feelings, interests, or experiences.