Green and Rainbow challenges
A: Green challenge:
Take a test tube and fill with "two fingers" of the base. Now see the teacher for three drops of universal indicator.
Take a test tube and fill with "two fingers" of the base. Now see the teacher for three drops of universal indicator.
Now add the acid
Observations:
1. When we added the universal indicator to the base the colour changed to _______.
2. When the solution was neutralised the colour changed to __________
The most difficult thing about this challenge was (Complete this)
Include a photo of the final green solution.
B: Rainbow challenge:
Take a test tube, the base and the acid and universal indicator and create a the best rainbow in a test tube.
Observations:
1. When we added the universal indicator to the base the colour changed to _______.
2. When the solution was neutralised the colour changed to __________
The most difficult thing about this challenge was (Complete this)
Include a photo of the final green solution.
B: Rainbow challenge:
Take a test tube, the base and the acid and universal indicator and create a the best rainbow in a test tube.
you can manage.
Put a photo of your rainbow in a test tube here:
Put a photo of your rainbow in a test tube here:
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