GKFix MCQ Question

What is the enthalpy change for the reaction 2C(graphite, s) + 3H2(g) + ½O2(g) → C2H5OH(l)?

• A. +277.7 kJ mol–1
• B. –277.7 kJ mol–1
• C. –138.9 kJ mol–1
• D. +138.9 kJ mol–1