The value of ΔG° at 25 °C for the decomposition of gaseous sulfur trioxide to solid elemental sulfur and gaseous oxygen, 2SO₃ (g) → 2S (s,rhombic) + 3O₂ (g)
Is ________ kJ/mol.

Question

The value of ΔG° at 25 °C for the decomposition of gaseous sulfur trioxide to solid elemental sulfur and gaseous oxygen, 2SO₃ (g)→ 2S (s,rhombic)+ 3O₂ (g) Is ________ kJ/mol.

Quizplus · Accepted Answer

The decomposition of sulfur trioxide is a non-spontaneous process under standard conditions, and the positive value of ΔG° indicates that energy is required for the reaction to proceed.

The Value of ΔG° at 25 °C for the Decomposition