Introductory Chemistry Questions

Introductory Chemistry Questions
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  1. Which is an example of a chemical change?
  2. Anything with mass and volume is:
  3. Which is  not an example of a physical change of matter?
  4. To separate liquids in a mixture of different liquids, each having different boiling points, one would use the separation technique of:
  5. To separate a mixture of salt and sand, a student would most successfully
  6. What is an example of a reversible physical change?
  7. Which is an example of a physical change?
  8. A compound, like water, can be broken down (decomposed) by:
  9. Compounds are chemically different from mixtures because:
  10. What is an alloy, such as brass, an example of?
  11. Which is NOT and example of a physical change?
  12. Brass is an example of a(n)?
  13. Which is an example of a chemical change?
  14. Matter is anything that has the physical properties of:
  15. Which is not a physical property?
  16. Which is an extensive physical property?
  17. Which is an extensive physical property?
  18. A property than can be observed without changing the identity of a substance is