ATP → ADP + Pi   (ΔG°’ = -30.5 kJ/mol) In cells, the [ATP] is 0.5 mM, the [ADP] is 4.5 mM, and the [Pi] is 0.65 mM. Calculate the free energy change for ATP hydrolysis under cellular conditions. Enter the numerical value in units of kJ/mol and round to the nearest tenths place.

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