Which of the Following Statements Is Incorrect Concerning the Thermochemical

Multiple Choice

Which of the following statements is incorrect concerning the thermochemical equation below?
2SO₃(g) → 2SO₂(g) + O₂(g) ; ΔH° = 198 kJ

A) The enthalpy of the reactants exceeds that of the products.
B) The reaction is endothermic.
C) For the reaction 2SO₂(g) + O₂(g) → 2SO₃(g) ,ΔH° = -198 kJ.
D) The external pressure is 1 atm.
E) For every mole of SO₃(g) consumed,99 kJ of heat at constant pressure is consumed as well.