Divalent manganese reacts with oxygen according to the following chemical reaction: Mn2 +1/2 O2 (9 + H2O = MnO2 pyralusite + 2 H If the equilibrium pH = 7, what is the equilibrium concentration of Mn-2 2 in moles/liter? Note: Assume STP and Po2 = 0.3 atm. %3D

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