nestorjose7558 nestorjose7558

08-01-2024
Chemistry

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Calculate the enthalpy of formation of 1 mole SO₂(g) from the standard enthalpy changes of the following reactions:

2SO₃(g) → 2SO₂(g) + O₂
ΔH°rxn 1 = +196 kJ

2S(s)+3O₂(g) → 2SO₃(g)

ΔH°rxn 2 = -790 kJ

S(s)+O₂ → SO₂(g)

ΔH°rxn 3 =?

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