Hi everyone welcome to my blog.
I'm going to tell you what we have been doing for sci. In sci we have done something called the litmus paper test.
Here is what we learnt
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 drops of sodium hydroxide to the blue litmus paper in testy tube 3
5. Add3 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 red
The red litmus paper with sodium hydroxide went blue
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