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Mixtures and solutions

  • HESI A2
  • Chemistry
  • Multiple choice
  • Difficulty 3 of 5

Question

A laboratory display describes a uniform mixture in which a substance has dissolved in a liquid. Which label best identifies the liquid doing the dissolving?

  1. Solute✗ Incorrect

    The solute is the material being dissolved.

  2. Solvent✓ Correct

    The solvent is the medium that dissolves the other material.

  3. Entire solution✗ Incorrect

    The solution includes the dissolved substance as well as the dissolving medium.

  4. Solubility✗ Incorrect

    Solubility describes a limit on dissolution under specified conditions, not the medium.

Answer

B. Solvent

Rationale

The dissolving medium is called the solvent. Together with the dissolved material it makes a solution, a uniform mixture.

RememberSolvent dissolves; solute is dissolved.

Sources

  • DOE-HDBK-1015/1-93 U.S. Department of Energy · License: US government work (public domain) · Retrieved · Page 56

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