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Discussion :: Chemical Engineering Thermodynamics

  1. Gibbs free energy (F) is defined as

    2. A.

     F = E - TS
    B.

     F = H - TS
    C.

     F = H + TS
    D.

     F = E + TS

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    Answer : Option B

    Explanation :

    Gibbs free energy :
    G=H−TS⇒−dG=WR−PdV
    So, it represents maximum useful work in a reversible process.

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