Across
- 5. sweet, colorless, oily substance used as a solvent & moisturizer in skin & body creams
- 7. change in the form or physical properties of a substance without the formation of a new substance
- 10. water droplets emulsified in oil
- 11. oil loving
- 14. a colorless gas with a pungent odor. Composed of hydrogen & nitrogen
- 15. the chemical reaction in which either oxygen is subtracted from, or hydrogen is added to, a substance
- 18. chemical combination of matter in definite proportions
- 19. the simplest form of matter; it cannot be broken down into a simpler substance without the loss of its identity
- 22. characteristics that can only be determines by a chemical reaction and a chemical change in the substance
- 26. chemical reactions that produce heat
- 31. solutions that have a pH above 7.0, & turn litmus paper from red to blue
- 35. a stable mixture of two or more mixable substances
- 37. study of substances that contain carbon
- 38. an ion with a negative electrical charge
- 39. chemistry study of substances that do not contain carbon
- 40. to subtract oxygen from or add hydrogen to a substance
- 42. a chemical combination of atoms of the same element
- 44. solutions that have a pH below 7.0, & turn litmus paper from blue to red
- 46. surface active agents; substances that act as a bridge to allow oil & water to mix/emulsify
- 47. substance that is dissolved in a solution
- 48. measures the acidity & alkalinity of a substance
Down
- 1. special type of oil used in hair conditioners & as water-resistant lubricants for the skin
- 2. a substance that releases oxygen
- 3. an unstable mixture of undissolved particles in a liquid
- 4. substances containing carbon that evaporate quickly & easily
- 6. change a change in the chemical & physical properties of a substance due to a chemical reaction that creates a new substance or substances
- 8. an unstable mixture of two or more immiscible substances with the aid of an emulsifier
- 9. oil droplets emulsified in water
- 12. rapid oxidation of a substance, accompanied by the production of heat & light
- 13. the science that deals with the composition, structure, & properties of matter, & how matter changes under various conditions
- 16. smallest particle of an element that still retains the properties of that element
- 17. a chemical combination of two or more atoms
- 20. substance that dissolves the solute to form a solution
- 21. combinations of two or more atoms of different elements chemically joined together
- 23. separation of an atom or molecule into positive & negative ions
- 24. substances used to neutralize acids or raise the pH of many hair products
- 25. characteristics that can be determined without a chemical reaction & that do not cause a chemical change in the substance
- 27. contraction for reduction-oxidation; chemical reaction in which the oxidizing agent is reduced & the reducing agent is oxidized
- 28. a chemical reaction that combines a substance with oxygen to produce an oxide
- 29. multiples of ten
- 30. not capable of being mixed
- 32. easily evaporating
- 33. an atom or molecule that carries an electrical charge
- 34. physical combination of matter, in any proportion
- 36. water loving
- 41. an ion with a positive electrical charge
- 43. capable of being mixed with another liquid in any proportion without separating
- 45. any substance that occupies space & has a mass (weight)