GKFix MCQ Question

What is the correct value of R in the equation ∆H = ∆U + ∆ngRT?

• A. 8.314 J mol⁻¹ K⁻¹
• B. 8.3 J mol⁻¹ K⁻¹
• C. 0.0821 L atm mol⁻¹ K⁻¹
• D. 1.987 cal mol⁻¹ K⁻¹