Acid

 What is an acid?acid is a liquid that has a pH of between 1-7. It tastes sour and is used in batteries and in our stomachs .

What are 3 examples of acids? Lemons-citric, vinegar- acetic acid, batteries-sulphuric acid 

What is the most famous indicator?

red cabbage indicator experiment.

materials 

1. Red cabbage

2. Becker 

3. Bunsen burner 

4.Pipette

5.Sodium hydroxide

6. Hydrochloride acid

7. Test tubes

8. Paper towel 

9. Test tube rack 

10. water

11. Sodium Hydroxide pH 12 

12. toilet cleaner  pH 5 

13. hydrochloride acid pH 2