Question

find the ph values for the following.
1.HCl
2.CH3COOH
3.NH4Cl
4.NaHCO3
5.NaHCO3
6.Na2CO3
7.NaOH
8.distilled water
9.lemon juice
10.carrot juice
11.coffee
12.tomato juice
13.tap water
14.banana juice
15.colourless aerated drink
16.saliva (before meal)
17.saliva (after meal)

Answer 1

1. 1 or 2 
2. 8 to 14 
7. 12 to 14 
8. 8 to 11 
9. 3 to 6 
10. 3 to 6 
12. 3 to 6 
13. 8 to 11 
14. 3 to 6 
 

Answer 2

1. HCL=1 or 2
8. distilled  water =7