Calculate the equilibrium constant for the reaction glucose-1-phosphate + H2O → glucose + H2PO4− at pH 7.0 and 25°C (ΔG°′ = −20.9 kJ · mol−1).

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A: dGo = -RTlnKeq T = 25 + 273 = 298 K Keq = [2-phosphoglycerate]/[3phosphoglycerate]

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