📝 ACT Exam Prep

Dry ice is the solid form of which gas?

A Nitrogen
B Oxygen
C Carbon dioxide
D Ammonia

✓ Correct Answer: Option C

Dry ice is solid carbon dioxide (CO₂), which sublimes directly from solid to gas at -78.5°C.

💡 Why is C) the correct answer?

The correct answer to the question "Dry ice is the solid form of which gas?" is Option C: Carbon dioxide.

The other options — A) Nitrogen, B) Oxygen, D) Ammonia — are incorrect for this ACT Exam Prep question. As explained above: Dry ice is solid carbon dioxide (CO₂), which sublimes directly from solid to gas at -78.5°C.

📚 About This ACT Exam Prep Practice Question

This 1-level ACT Exam Prep question from the Science 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 ACT Exam Prep practice test or use flashcards for spaced repetition review.

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