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worty [1.4K]
3 years ago
7

. John did an experiment on potato. He peeled a potato and added few drops of iodine to it. He noticed that the brown colour sol

ution immediately turned blue-black in colour.) a) What is the nutrient present in it? How can you say so?
Health
1 answer:
Butoxors [25]3 years ago
6 0

Answer:

starch

Explanation:

 starch turns blue black in the presence of idonine

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