Litmus experiment

Materials:

1. Red Litmus paper

2. Blue Litmus paper

3. Sodium Hydroxide

4. Hydrochloric acid

5. Pipette

6. 4 Test tubes

Steps:

1. Rip the litmus paper in half and put half in each test tube.

2. Add 3 drops of hydrochloric acid to the blue litmus paper in test tube 1.

3. Add 3 drops of hydrochloric acid to the red litmus paper in test tube 2.

4. Add 3 drop of Sodium Hydroxide to the blue litmus paper in test tube 3.

5. Add 3 drops of Sodium Hydroxide to the red litmus paper in test tube 4.

Findings:

The blue litmus paper with hydrochloric acid went red

The blue litmus paper with sodium hydroxide went blue

The red litmus paper with hydrochloric acid went blue

The red litmus paper with sodium hydroxide went red

To help you with your conclusion

• Blue Litmus: no change it is an alkaline.

• Blue Litmus : changes to red it is an acid.

• Red Litmus: no change it is an acid.

• Red litmus: changes to blue it is an alkaline