Physical and Chemical Properties

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Across
  1. 3. the scientific study of the composition, structure, and the properties of matter and the changes that matter undergoes
  2. 4. a combination of two or more substances that are not chemically combined
  3. 8. a substance made of atoms of two or more different elements that are chemically combined
  4. 9. the temperature and pressure at which a solid becomes a liquid.
  5. 10. hey change that occurs when A substance changes composition by forming one or more new substances.
  6. 11. the ratio of the mass of a substance to the volume of a substance
  7. 12. the temperature at which a liquid becomes a gas
  8. 13. the smallest unit of the substance that keeps all the physical and chemical properties of that substance
  9. 14. a change of matter from one form to another without a change and the chemical properties
  10. 16. the smallest unit of an element that maintains the properties of the element
Down
  1. 1. anything that has mass and takes up space.
  2. 2. A sample of matter, either a single element or a single compound, that has definite chemical and physical properties
  3. 5. the ability of a substance to combine chemically with another substance
  4. 6. a combination of chemical symbols and numbers to represent a substance
  5. 7. the ability of a substance to react in the presence of oxygen and burn when exposed to a flame
  6. 15. a substance that cannot be separated or broken down into simpler substances by chemical means