Question

The values of heat of formation of SO₂ and SO₃ are –298.2kJ and –98.2 kJ. The heat of formation of the reaction $SO_2 + (1/2)O_2 \rightarrow SO_3$ will be
(a) –200 kJ
(b) –356.2 kJ
(c) + 200 kJ
(d) – 396.2 kJ

Answer 1

(c) part is the correct option