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Otherwise a solvent is stated, a solution of iodine contains only iodine molecules.
Unlike the iodine solution in water, the tincture of iodine keeps the iodine molecules in the solution in a more stable way, hence the latter has a lower probability to sublime and get out of the system.
You can test for starch in general using the chemical iodine test. If starch is present, a solution of iodine (I2) turns blue-black.
Iodine.
That would be a 5% solution of Lugol's iodine.
Iodine is a chemical element and contains no other substance. Tincture of iodine is a solution of iodine in alcohol, used to disinfect wounds, and contains four different elements.
to destarch a leaf, you have to have two things first. A leaf and a bottle of iodine solution. You need iodine solution to separate the sugar molecules (glucose molecules) to the leaf itself, on the upper epidermis of a leaf, on the cuticle.
Crisps are made from potatoes which are very high in starch. When iodine is added to starch it forms a complex with it and results in a purplish color. you get the same thing if you put an iodine sol'n on bread or cornstarch.
No. Iodine is itself a chemical element; it contains no other element. If you mean instead tincture of iodine that has no iron in it either. It's a solution of iodine and an iodide in ethanol and water.
Yes, Iodine molecules will diffuse from an area of high concentration (hypertonic solution) to an area of low concentration (hypotonic solution). This process continues until the solutions are isotonic i.e. both solutions have the same concentration of molecules on the inside and outside of the cell.
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The thyroid gland or simply, the thyroid, is one of the largest endocrine glands in the body, it is not part of nature, it is part of the human body