Q. Select the graph which can be used to determine standard free energy of the reaction given below:
$\left(CaCO\right)_{3}\left(\right.s\left.\right)\rightleftharpoonsCaO\left(\right.s\left.\right)+\left(CO\right)_{2}\left(\right.g\left.\right)$
Assume that the reaction is at equilibrium.

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Q. Select the graph which can be used to determine standard free energy of the reaction given below: $\left(CaCO\right)_{3}\left(\right.s\left.\right)\rightleftharpoonsCaO\left(\right.s\left.\right)+\left(CO\right)_{2}\left(\right.g\left.\right)$ Assume that the reaction is at equilibrium.