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For a phase change,

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in Chemical Thermodynamics by (81.4k points)
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For a phase change,

(a) ΔGo =0

(b) ΔSo =0

(c) ΔHo =0

(d) ΔUo= 0

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Best answer

Correct option   (a) ΔGo =0

Explanation:

energy change, K= equilibrium constant] If a substance is in equilibrium between two phases at constant temperature and pressure, its chemical potential must have the same value in both the phases.

∴ ΔGo =0

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