GKFix MCQ Question

What is the enthalpy change for the reaction: 6C(graphite) + 3H₂(g) → C₆H₆(l)?

• A. –49.0 kJ mol⁻¹
• B. +49.0 kJ mol⁻¹
• C. +393.5 kJ mol⁻¹
• D. –393.5 kJ mol⁻¹