Concentrated acids are acids mixed with very little water ... There is formic acid in a bee sting too. The table shows common weak acids found in food: Like acids, alkali bottles are labelled ...

If the hydrogen ion concentration increases by a factor of 100 (10 2), the pH decreases by 2. A solution of 0.8 mol/dm 3 hydrochloric acid has a pH of 0.1. Predict its pH when it is diluted to 0. ...