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Describe how iodine can tell you if there is starch in a substance?
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Describe how iodine can tell you if there is starch in a substance?

User Serafim Suhenky
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Iodine reacts to amylose. Amylose is a polychloride found in starches when combined with iodine the substance then becomes blue. This is because the iodine is becoming iodide.

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User Adyusuf
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