The triple point of water is approximately:

A 0°C at 1 atm

B 0.01°C at 611.7 Pa

C 100°C at 1 atm

D −273.15°C at 0 Pa

✓ Correct Answer: Option B

Triple point of water: 0.01°C (273.16 K) at 611.7 Pa. All three phases coexist in equilibrium.

💡 Why is B) the correct answer?

The correct answer to the question "The triple point of water is approximately:" is Option B: 0.01°C at 611.7 Pa.

The other options — A) 0°C at 1 atm, C) 100°C at 1 atm, D) −273.15°C at 0 Pa — are incorrect for this FE Exam Prep question. As explained above: Triple point of water: 0.01°C (273.16 K) at 611.7 Pa. All three phases coexist in equilibrium.

📚 About This FE Exam Prep Practice Question

This 2-level FE Exam Prep question from the Thermodynamics 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 FE Exam Prep practice test or use flashcards for spaced repetition review.

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The triple point of water is approximately:

✓ Correct Answer: Option B

📚 About This FE Exam Prep Practice Question

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