or use a pH meter to record the pH. You should find that hydrochloric acid has a lower pH than ethanoic acid. This tells us that the hydrochloric acid released more H + ions than the ethanoic acid ...

If the hydrogen ion concentration in a solution increases by a factor of 10, the pH of the solution decreases by 1. A solution of 1 g/dm 3. hydrochloric acid has a pH of 1.6. Predict its pH when ...

Your stomach contains hydrochloric acid, a highly corrosive chemical compound that can dissolve certain metals and would ...

BTB should be green in color. Add either a few drops of acid or base to adjust the pH of the BTB. (We used a few drops of 0.2 M Hydrochloric acid to adjust the pH of the BTB.) 4, 8 Nothing - this is ...