GKFix MCQ Question

What is the standard enthalpy change for the reaction: C(graphite) + CO₂(g) → 2CO(g)?

• A. –172.5 kJ mol⁻¹
• B. +172.5 kJ mol⁻¹
• C. –504.0 kJ mol⁻¹
• D. +504.0 kJ mol⁻¹