[Biology at GHS: Chemistry]
Title: pH of Common Household Items
Substance Tested
Predicted pH
Actual pH
Acid, Base, or Neutral?
1. Salt Water      
2. Powdered Milk      
3. Fishtank Water (polluted)      
4. Buttermilk      
5. Tums--(Antacid)      
6. Tap Water      
7. Baking Soda Water      
8. Hand Soap      
9. Hydrogen Peroxide      
10. Listerine      
11. Shampoo      
12. Orange Juice      
13. Apple Juice      
14. Sugar Water      
15. Corn Starch      
16. Honey      
17. Ammonia      
18. Cooking Oil      
19. Soda Pop      
20.      
Analysis:

1. To be an acid, the range of pH must be:_________________

2. To be a base, the range of pH must be:_________________

3. To be neutral, the pH must be: _____________

4. List the names of the substances you tested that are acids.

 

5. List the names of the substances you tested that are bases.

 

6. List the names of the subtances you tested that are neutral (neither acids nor bases).

 

7. List the substance/s that appear to be the strongest acids.

 

8. List the substance/s that appear to be the strongest bases.

Slichter