GKFix MCQ Question

What is the predicted molar specific heat at constant volume (Cv) for a triatomic gas?

• A. 20.8 J mol⁻¹ K⁻¹
• B. 24.93 J mol⁻¹ K⁻¹
• C. 12.5 J mol⁻¹ K⁻¹
• D. 29.1 J mol⁻¹ K⁻¹