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  • Freezing Point of Mixtures: Understanding the Range
    There's no single name for the temperature at which a mixture freezes. This is because:

    * Mixtures don't freeze at a single temperature: Unlike pure substances, mixtures have a freezing range, not a specific point. This is because different components of the mixture have different freezing points.

    * The freezing point of a mixture depends on the composition: The more of one component there is, the more it will influence the overall freezing point of the mixture.

    Instead of a specific name, we use terms like:

    * Freezing point range: This refers to the range of temperatures over which the mixture transitions from liquid to solid.

    * Freezing point depression: This describes the phenomenon where the freezing point of a solvent is lowered when a solute is added.

    Example: Saltwater doesn't freeze at a single temperature like pure water. The freezing point of saltwater depends on the salt concentration. The higher the salt concentration, the lower the freezing point.

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