A chemist measures the enthalpy change AH during the following reaction: Fe(s) + 2HCl(g)→FeCl2(s) + H2 (g) AH=-157. kJ Use this information to complete the table below. Round each of your answers to the nearest kJ/mol. reaction ΔΗ x10 FeCl2 (s) + H2(g) → Fe(s) + 2HCl (g) ☐ kJ 2FeCl2 (s) + 2H2(g) 2Fe(s) + 4HCl(g) ☐ kJ 1 -> Fe (s) + HCl (g) FeCl2 (s) + H2(g) ☐ kJ n ?