1pH scale
Ranges from 1 - 14 and is used to rank solutions in terms of their acidity and alkalinity (base).
4Substance
Neutral/ Exactly 7
5Everyday acids
Vinegar, lemon juice
6Everday bases
Baking soda, toothpaste
7Lab acids
Hydrochloric acid, nitric acid
8Lab bases
Calcium hydroxide, Sodium hydroxide