2 C(s) + 2 H20(9) CH (9) Co (9) Determine the standard enthalpy change for the above reaction based on the following standard enthalpies of reaction: C(s) + H20(9) CO(g) + H, (9) AH = +131.3 kJ CO(g) + H20(g) Co,(9) + H, (9) AH = 41.2 kJ CH (9) + H2009) 3 H2(g) + CO(9) AH = +206.1 kJ Select one: a. -509.9 kJ O b. +15.3 kJ o C. -97.7 kJ O d.-25.7 kJ