GKFix MCQ Question

What is the de Broglie wavelength of a nitrogen molecule at room temperature?

• A. 3.0 × 10⁻²³ m
• B. 1.9 × 10⁻¹¹ m
• C. 2.5 × 10⁻¹⁰ m
• D. 4.2 × 10⁻⁹ m