GKFix MCQ Question

What is the value of R used in the calculation of molar mass in the example?

• A. 0.0821 L atm mol⁻¹ K⁻¹
• B. 8.314 J mol⁻¹ K⁻¹
• C. 0.083 L bar mol⁻¹ K⁻¹
• D. 8.31 L kPa mol⁻¹ K⁻¹