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Across 2. smallest complete unit of an element 11. most important bond for cosmetologists 13. type of chemistry that involves the study of minerals 14. salt bonds and what other bond are weak and can be easily broken 15. have a positive electrical charge 18. within an atom, protons and neutrons are found in the 19. all matter is made up of this 20. everything that is alive or was once alive contains 22. off the scalp lighteners use alkaline salts and 23. below 7 on the ph scale 27. these bonds hold hair together 28. matter with definite weight and volume, but no definite shape 29. occupies space 30. on the ph scale this number is considered neutral

Down 1. how many side bonds are in the hair 3. matter with definite weight, volume and shape 4. a substance with a ph of 6 would be 5. above 7 on the ph scale 6. the simplests atomic structure 7. combining of two differnt atoms 8. scientific study of matter and the physical and chemical changes of matter 9. have no electrical charge 10. have a negative electrical charge 12. type of chemistry that deals with all matter that is alive or was alive 16. a mixture of organic substances with a medicinal agent 17. hair is composed of two solids on is carbon and the other is 21. when a solute is dissolved in a solvent it is called a 22. this bond is the backbone of protein molecules 24. on the scalp lighteners are available in oil and 25. matter with definite weight but indefinite volume and shape 26. acronym for carbon, oxygen,hrdrogen, nitrogen, and sulfur