Multiple choice

When some impurity is added to the solvent, its boiling point

  1. remains unchanged

  2. increases with the amount of impurity

  3. decreases with the amount of impurity

  4. decreases and then increases
Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

Adding a non-volatile impurity to a solvent increases its boiling point, a phenomenon known as boiling point elevation.

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