Matter

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Across
  1. 4. (def) A pure substance made up of 2 or more elements that are chemically combined
  2. 6. (def) A pure substance made of only one kind of atom
  3. 7. (def)Basic unit of matter
  4. 8. (def)A mixture in which the composition is not uniform throughout
  5. 10. (def)A combination of two or more substances that are not chemically combined
Down
  1. 1. (def.2)Represented by a chemical formula
  2. 2. (def)Can't be separated by physical means, classified as either elements/compounds
  3. 3. (def)A mixture in which the composition is uniform throughout
  4. 5. (def)Anything that takes up space/volume
  5. 9. (def.2)Represented by a single capital letter or a capital letter and a lowercase letter