Chemistry 1st set

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Chemistry 1st set
2014-11-19 01:37:04
science msday

Chemistry first set
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  1. Matter
    Anything that has mass and occupies space
  2. Pure Substance
    Matter that contains only one kind of particle
  3. Mixture
    matter that contains more than one kind of particle
  4. Element
    A pure substance that cannot be broken down into simpler parts by chemical methods
  5. Compound
    A pure substance made of two or more different elemtns that are chemically combined
  6. Physical Property
    A characteristic of a substance that can be observed and measured without changing the identity of the substance
  7. Viscosity
    The measure of a substance's resistance to flow
  8. Melting Point
    The temperature at which a solid turns into a liquid
  9. Boiling Point
    The temperature at which a liquid turns into a gas
  10. Solubility
    A measure of the ability of a substance to dissolve in another substance
  11. Density
    The ratio of the mass of a substance to the volume it occupies
  12. Chemical Property
    The ability of a substance to change or react, an to form new substances
  13. Combustibility
    The ability of a substance to burn in air
  14. Stability
    The ability of a substance to remain unchanged
  15. Toxicity
    The ability of a substance to cause harmful effects in plants and animals