unit 2 vocab

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  1. The physical forms in which all matter naturally exists, solid,liquid,gas
  2. a form of matter that has its own definite shape and volume
  3. A form of matter that flows to conform to the shape of its container
  4. a form of matter that flows, has a constant volume, takes the shape of container
  5. Gaseous state of a substance that is a liquid or a solid at room temperature
  6. can be observed or measured without changing the sample's composition.
  7. A physical property that is dependent on the amount of substance present
  8. A physical property that remains the same no matter how much is present
  9. The ability/inability of a substance to combine with/change into one+ substances
  10. A type of change that alters physical properties of a substance, not composition
  11. A transition of matter from one state to the other
  12. A process involving one+ substances changing into new substances
  13. states that mass is neither created nor destroyed during a chemical reaction
  14. substance that can't be broken down into a simpler substance
  15. A table of elements, arranged in order of atomic number
  16. composed of two or more separate elements; a mixture
  17. a chemical compound always has the same proportions of each element by weight
  18. tells you the percentage of each element that makes up a chemical compound.
  19. when two elements create 2+ compounds, weight is ratio of small whole numbers
  20. a substance made up of multiple substances. 2 types: Homogenous and heterogenous
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