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  • Iodine and Ethanol Mixture: Homogeneous or Heterogeneous?
    Iodine and ethanol form a homogeneous mixture. Here's why:

    * Homogeneous Mixture: A homogeneous mixture has a uniform composition throughout. This means that the components are evenly distributed and you can't easily distinguish them from one another.

    * Iodine and Ethanol: Iodine (I₂) is a nonpolar molecule, while ethanol (C₂H₅OH) is polar. However, iodine can dissolve in ethanol to some extent, forming a solution. This solution will have a uniform appearance and composition throughout, even if the iodine isn't fully dissolved.

    Key Points:

    * Solubility: The extent of iodine's solubility in ethanol determines how well they mix. While not infinitely soluble, iodine dissolves enough in ethanol to create a homogeneous mixture.

    * Appearance: The mixture appears uniform, with no visible layers or separation. This is a characteristic of homogeneous mixtures.

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