GKFix MCQ Question

What is the value of Boltzmann’s constant used in thermal speed calculations?

• A. 6.63 × 10⁻³⁴ J·s
• B. 8.85 × 10⁻¹² C²/N·m²
• C. 1.38 × 10⁻²³ J/K
• D. 9.1 × 10⁻³¹ kg