Across
- 3. Sweet, colorless, oily substance used as a solvent and as a moisturizer in skin and body creams
- 8. Substances that allow oil and water to mix, or emulsify
- 10. Also known as bases; compounds that react with acids to form salts
- 11. Prolonged, repeated, or long-term exposure that can cause sensitivity
- 12. Characteristics that can be determined only by a chemical reaction and involve a chemical change in the substance
- 13. Molecule containing two or more atoms of the same element in definite (fixed) proportions
- 18. Subatomic particles with a negative charge
- 19. Also known as compounds; a chemical combination of two or more atoms of different elements in definite (fixed) proportions
- 22. A stable, uniform mixture of two or more substance
- 23. The basic unit of matter, with a nucleus at the center surrounded by negatively charged electrons that move around the nucleus in orbits.
- 25. A substance that releases oxygen
- 26. Liquids that are mutually soluble, meaning that they can be mixed together to form stable solutions
- 27. Chemical reaction that requires the absorption of energy or heat from an external source for the reaction to occur
- 31. A chemical combination of matter in definite (fixed) proportions
- 32. A substance that may cause cancer but not always
- 34. Having an affinity for or an attraction to fat and oils (oil-loving)
- 41. A physical combination of matter in any proportion
- 43. A substance that adds hydrogen to a chemical compound or subtracts oxygen from the compound
- 44. Alkaline substances used to neutralize acids or raise the pH of many hair products
- 47. Liquids that are not capable of being mixed together to form stable solutions
- 49. A change in the form or physical properties of a substance, without a chemical reaction or the creation of a new substance
- 50. The separation of an atom or molecule into positive and negative ions
- 51. A very strong alkali used in chemical products and cleaners; commonly known as lye
Down
- 1. A solution that has a pH above 7
- 2. Alcohols that evaporate easily, such as isopropyl alcohol
- 4. An ion with a positive electrical charge
- 5. An unstable physical mixture of two or more immiscible substances (substances that normally will not stay mixed) plus a special ingredient called an emulsifier
- 6. Characteristics that can be determined without a chemical reaction and do not involve a chemical change in the substance
- 7. A solution that has a pH below 7
- 9. The science that deals with the composition, structures, and properties of matter and how matter changes under different conditions.
- 12. A substance that causes or is believed to cause cancer
- 14. Easily absorbs moisture; in chemistry terms, capable of combining with or attracting water (water-loving)
- 15. Substances that should not be mixed or even stored near each other
- 16. Subatomic particles with a positive charge
- 17. Rapid Oxidation of a substance accompanied by the production of heat and light
- 20. Special type of oil used in hair conditioners, water-resistant lubricants for the skin, and nail polish dryers
- 21. The simplest form of chemical matter and contains only one type of atom.
- 24. The substance that dissolves the solute and makes the solution
- 28. An atom or molecule that carries an electrical charge
- 29. Chemical reaction that releases a significant amount of heat
- 30. Required by law for all products sold; include safety information about products compiled by the manufacturer, including hazardous ingredients, safe use handling procedures, proper disposal guidelines, and precautions to reduce the risk of accidental harm or overexposure
- 33. A colorless liquid or white crystals with a strong, unpleasant odor that is used in permanent waving solutions
- 35. Colorless gas with a pungent odor that is composed of hydrogen and nitrogen
- 36. An ingredient that brings two normally incompatible materials together and binds them into a uniform and fairly stable mixture
- 37. A change in the chemical composition or makeup of a substance
- 38. Any substance that occupies space and has mass (weight).
- 39. Subatomic particles with no charge
- 40. Unstable physical mixtures of undissolved particles in a liquid
- 42. A chemical combination of two or more atoms in definite (fixed) proportions
- 45. An ion with a negative electrical charge
- 46. An alpha hydroxy acid used in exfoliation and to lower the pH of products
- 48. The substance that is dissolved in a solution