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Gibbs-Duhem equation

This question belongs to Chemical Engineering Chemical Engineering Thermodynamics
Chemical Engineering Thermodynamics
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Gibbs-Duhem equation

Answer & Solution
Correct Answer: Option A
The Gibbs-Duhem equation states that $$\sum\nolimits_{i\, = \,1}^n {} {n_i}d{\mu _i} = 0$$
Here the addition to be done for an particular component in different phases.
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