The ideal gas law is:

A PV = mRT

B PV = nRT

C P = ρRT

D All of the above are valid forms

✓ Correct Answer: Option D

PV = nRT (molar form), PV = mR_specific T, P = ρR_specific T are all valid forms of the ideal gas equation.

💡 Why is D) the correct answer?

The correct answer to the question "The ideal gas law is:" is Option D: All of the above are valid forms.

The other options — A) PV = mRT, B) PV = nRT, C) P = ρRT — are incorrect for this FE Exam Prep question. As explained above: PV = nRT (molar form), PV = mR_specific T, P = ρR_specific T are all valid forms of the ideal gas equation.

📚 About This FE Exam Prep Practice Question

This 1-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 ideal gas law is:

✓ Correct Answer: Option D

📚 About This FE Exam Prep Practice Question

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