3. While using iodine in the laboratory, some drops of iodine fell on Simi’s socks and some fell on her
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sorry I don't know it I still did not learn that concept
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Explanation:
The drops of iodine are used to detect the presence of starch in the food items. The possible reason for the colour change of saree is due to the presence of starch. simi's socks did not have starch on it, thereby their colour did not change.
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