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Solid sodium peroxide (Na2O2) reacts with liquid water yielding aqueous sodium hydroxide and oxygen gas. How much heat is released if 327.2 g of oxygen gas is produced from the reaction of sodium peroxide and water under standard-state conditions?Substance ΔH°f(kJ/mol) Na2O2(s) -510.9 NaOH(aq) -469.6 H2O(l) -285.8
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