Chemistry puzzle

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Across
  1. 2. carbon, Hydrogen, Nitrogen, Oxygen, Phosphorus…
  2. 3. elements have one of
  3. 7. no definite shape
  4. 8. two or more atoms make this
  5. 9. resistance to flowing
  6. 10. study of matter and how it changes
Down
  1. 1. Mass/volume
  2. 4. Ex: Proteins, Lipids, Carbs,& Nucleic Acids
  3. 5. Written below a number to show how many zeros
  4. 6. Solute + Solvent