How to separate chalk powder and sand??
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9
Answer:
Explanation:
DISSOLVE THE MIXTURE OF SAND AND CHALK POWDER IN WATER AND FILTER THE SOLUTION . THE SAND IS COLLECTED AS A RESIDUE IN THE FILTER PAPER. EVAPORATE THE FILTRATE SO AS TO OBTAIN CHALK POWDER.
Answered by
1
A mixture of chalk powder and sand can be separated by the method of filtration.
More information :
- Filtration is the process by which an insoluble solid is separated from a liquid by a filter paper or similar perforated screen.
- Dry sand can be obtained by removing the sand from the filter paper and heating it.
- When the aqueous solution evaporates, the chalk powder will remain at the bottom of the pot.
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