GKFix MCQ Question

What is the average thermal energy of a helium atom at room temperature (27°C)?

• A. 4.14 × 10⁻²¹ J
• B. 5.45 × 10⁻²¹ J
• C. 6.21 × 10⁻²¹ J
• D. 7.89 × 10⁻²¹ J