Across
- 6. subatomic particles with a no charge.
- 7. substance that occupies space and has mass/weight
- 9. The head of a surfactant molecule
- 12. substances that allow oil and water to mix, or emulsify.
- 14. substance that causes or is believed to cause cancer
- 15. A liquid that is ____________ is easy to ignite and has a flashpoint below 100 degrees Fahrenheit.
- 16. ion with a negative electrical charge.
- 18. an atom or molecule that carries an electrical charge
- 19. sweet, colorless, oily substance used as a solvent and as a moisturizer.
- 20. substance that dissolves the solute and makes the solution.
- 21. a stable, uniform mixture of two or more substances
- 22. how a substance is used and how much of it is used and is determined by overexposure.
Down
- 1. simplest form of chemical matter and contains only one type of atom.
- 2. substance may cause cancer but not always.
- 3. subatomic particles with a positive charge.
- 4. A pH BELOW 7
- 5. an ion with a positive electrical charge.
- 8. substance that is dissolved in a solution.
- 10. separation of an atom or molecule into positive and negative ions.
- 11. colorless gas composed hydrogen and nitrogen that has a pungent odor. It is used to raise the pH in hair products.
- 12. unstable physical mixtures of undissolved particles in a liquid.
- 13. A pH ABOVE 7
- 17. The tail of a surfactant molecule