GKFix MCQ Question

What is the enthalpy change for the reaction 2C(graphite,s) + 2O2(g) → 2CO2(g)?

• A. +787.0 kJ mol⁻¹
• B. –787.0 kJ mol⁻¹
• C. +393.5 kJ mol⁻¹
• D. –393.5 kJ mol⁻¹