pH

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Across
  1. 3. , a solution must contain ________________ to have a pH
  2. 5. , 7.1-14
  3. 7. Mantle , made up of sweat and sebum to protect against certan forms of bacteria and other microorganisms
  4. 9. Paper , most common method
  5. 12. , is a measurement of the acidity or alkalinity of a substance
  6. 13. Hydroxide , very strong alkali used in relaxers, callous softeners, and drain cleaners
  7. 14. , an atom or molecule that carries an electrical charge
  8. 15. , is an ion with a positive charge
Down
  1. 1. , causes an atom or molecule to split in two, creating a pair of ions with the opposite electrical charge
  2. 2. , 7
  3. 4. , 0-6.9
  4. 6. , the pH scale is a _________________ scale.
  5. 8. Acid , used in skin and hair care products
  6. 10. Meter, the most accurate testing method
  7. 11. , is an ion with a negative charge
  8. 12. , pH ________________ is where you add product to a wet hand or surface and rub the ______________ onto the solution