Question

Given C + 2S → CS2 , ΔHfo=+ 117.0 kJ/mol C+ O2 → CO2 , ΔHfo=- 393.0 kJ/mol S+ O2 → SO2 , ΔHfo=- 287.0 kJ/mol The heat of combustion of CS2 + 3O2 → CO2 + 2SO2 is ... [ KCET 1994] a) - 807 kJ/mol b) -1104 kJ/mol c) +1104 kJ/mol d) +807 kJ/mol

Answer 1

-1140 is the answer pls mark as brainlist