b. Use Hess's law and the following equations to calculate the AH reaction for the reaction CO(g) +3H2(g) → CH4(G) + H20(g). Show your work. (4 points) C(s) + 1/2

02(G) → CO(g) AH = -110.5 kJ/mol C(s) + 2H2(G) → CH4(g)AH= -74.85 kJ/mol 2H2(9) + O2(g) → 2H20(g)AH = -483.66 kJ/mol.