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Friday, 9 April 2021

pH Levels

Potential of hydrogen is a scale of acidity from 0 to 14 with 7 neutral.

 
All solutions have a pH. Acid solutions, have lower pH. Alkaline solutions, have higher pH. Substances that aren't acidic or alkaline (that is , neutral solutions) usually have a pH of 7. Acids have a pH that is less than 7. Alkalis have a pH that is greater than 7. 

  1.  battery -0
  2. 1 stomach acid-1
  3. lemon-2
  4. vinegar-3
  5. tomato-4
  6. coffee-4
  7. milk- 6 
  8. water- 7 
  9. blood-8
  10. baking soda - 9 
  11. stomach tablets- 10 
  12. ammonia solution- 11
  13. soap- 12
  14. bleach- 13
drain clean- 14

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