Acids - pH Values
Acidity or alkalinity - pH - is a measure of hydrogen ion (H+) activity in solutions.
Acidity of some common acids:
| Acid | Normality | pH |
|---|---|---|
| Acetic | N | 2.4 |
| Acetic | 0.1 N | 2.9 |
| Acetic | 0.01 N | 3.4 |
| Alum | 0.1 N | 3.2 |
| Arsenious | saturated | 5.0 |
| Benzoic | 0.1 N | 3.0 |
| Boric | 0.1 N | 5.2 |
| Carbonic | saturated | 3.8 |
| Citric | 0.1 N | 2.2 |
| Formic | 0.1 N | 2.3 |
| Hydrochloric | N | 0.1 |
| Hydrochloric | 0.1 N | 1.1 |
| Hydrochloric | 0.01 N | 2.0 |
| Hydrocyanic | 0.1 N | 5.1 |
| Hydrogen sulfide | 0.1 N | 4.1 |
| Lactic | 0.1 N | 2.4 |
| Lemon Juice | 2 | |
| Malic | 0.1 N | 2.2 |
| Nitric | 0.1N | 1.0 |
| Orthophosphoric | 0.1 N | 1.5 |
| Oxalic | 0.1 N | 1.3 |
| Salicylic | saturated | 2.4 |
| Succinic | 0.1N | 2.7 |
| Sulfuric | N | 0.3 |
| Sulfuric | 0.1 N | 1.2 |
| Sulfuric | 0.01 N | 2.1 |
| Sulfurous | 0.1 N | 1.5 |
| Stomach Acid | 1 | |
| Tartaric | 0.1 N | 2.2 |
| Trichloracetic | 0.1N | 1.2 |
| Vinegar | 3 |
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