During Volcanic Eruptions, Hydrogen Sulfide Gas Is Given Off and Oxidized

Multiple Choice

During volcanic eruptions, hydrogen sulfide gas is given off and oxidized by air according to the following chemical equation:
2H₂S(g) + 3O₂(g) $\rarr$ 2SO₂(g) + 2H₂O(g)
Calculate the standard enthalpy change for the above reaction given:

A) -1036.1 kJ/mol
B) -742.3 kJ/mol
C) -149.5 kJ/mol
D) 443.3 kJ/mol
E) 742.3 kJ/mol