Which of the following expressions is correct?

  • A
    $\Delta G = -RT \ln K$
  • B
    $\Delta G = \frac{1}{RT^2 \ln K}$
  • C
    $\Delta G^0 = -RT \ln K$
  • D
    $\Delta G^0 = -\frac{1}{RT^2 \ln K}$

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