Collect the chalk dust lying on the floor near the chalkboard in your classroom Or, crush a small piece of chalk into dust. Add a little water to the dust to make a paste. Roll it into the shape of a piece of chalk. Let it dry. Did you recover chalk from the dust?
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Answered by
1
Answer:
No
Explanation:
If you will put water also then also it will not form a piece by chalk
Answered by
0
Answer:
yes
Explanation:
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