pH of Common Substances |
||
pH |
Substance | |
0 |
1M HCl | very strong acid |
1 |
stomach acid | |
2 |
lemon juice | |
3 |
grapefruit, soft drinks | |
4 |
tomato juice | |
5 |
black coffee | |
6 |
cow's milk | weakly acidic |
7 |
pure water, human saliva | neutral |
7.4 |
human blood | weakly basic |
8 |
seawater | |
9 |
||
10 |
soap and detergent solutions | |
11 |
||
12 |
saturated Ca((OH)2 solution | |
13 |
||
14 |
1M NaOH | very strong base |
Chemistry 30
Thermodynamics: Module Index | Practice Problems | Assignments
| Student Lab | Research Ideas | Teacher Resources
Kinetics: Module Index | Practice Problems | Assignments
| Student Lab | Research Ideas | Teacher Resources
Equilibrium: Module Index | Practice Problems | Assignments
| Student Lab | Research Ideas | Teacher Resources
Solutions: Unit Index | Practice Problems | Assignments
| Student Lab | Research Ideas | Teacher Resources
Acids & Bases: Module Index | Practice Problems | Assignments
| Student Lab | Research Ideas | Teacher Resources
Redox Reactions: Module Index | Practice Problems | Assignments
| Student Lab | Research Ideas | Teacher Resources