VIT Engineering VIT Engineering Solved Paper-2007

  • question_answer
    Condition for spontaneity in an isothermal process is:

    A)  \[\Delta A+W<0\]

    B)  \[\Delta G+U<0\]

    C)  \[\Delta G+U>0\]     

    D)  \[\Delta G-U<0\]

    Correct Answer: A

    Solution :

     The condition for spontaneity in  an isothermal process is that AG should be negative. \[\because \] \[\Delta G=\Delta A+P.\Delta V\] \[\Delta G=\Delta A+W\] \[(\because \,\,\,\,W=P.\,\,\Delta V)\] \[\therefore \] For spontaneity in an isothermal process: \[\Delta A+W<O\]


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