Consider the reaction 2 SO₂(g) + O₂(g) → 2 SO₃(g) carried out at 1 bar and 298 K

CHEMISTRY · Subjective · A Level · Chemistry · Thermodynamics · Thermodynamics

Problem

Consider the reaction 2 SO₂(g) + O₂(g) → 2 SO₃(g) carried out at 1 bar and 298 K. Calculate Δn_gas for the reaction and state the expected sign of ΔS° based on this value.

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