Which solution has the highest boiling point?

A Pure water

B 1.0 M NaCl (aq)

C 0.5 M NaCl (aq)

D 0.5 M glucose (aq)

✓ Correct Answer: Option B

Boiling point elevation is a colligative property. NaCl dissociates into 2 ions, so 1.0 M NaCl gives the greatest effect.

💡 Why is B) the correct answer?

The correct answer to the question "Which solution has the highest boiling point?" is Option B: 1.0 M NaCl (aq).

The other options — A) Pure water, C) 0.5 M NaCl (aq), D) 0.5 M glucose (aq) — are incorrect for this AP Exam Prep question. As explained above: Boiling point elevation is a colligative property. NaCl dissociates into 2 ions, so 1.0 M NaCl gives the greatest effect.

📚 About This AP Exam Prep Practice Question

This 3-level AP Exam Prep question from the AP Chemistry topic is part of BrainForge Quiz's free exam preparation library. Each question includes the correct answer and a detailed explanation to help you understand the underlying concept, not just memorize the answer.

How to use this page: Read the question above, consider all four options (A through D), then check the highlighted correct answer and explanation. For active timed practice, start a free AP Exam Prep practice test or use flashcards for spaced repetition review.

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Which solution has the highest boiling point?

✓ Correct Answer: Option B

📚 About This AP Exam Prep Practice Question

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