摘要:以下自发反应可用能量判据来解释的是 A.硝酸铵自发地溶于水 B.2N2O5(g) = 4NO2(g)+O2(g) △H = + 56.7 kJ·molˉ1 C.(NH4 )2CO3(s) = NH4HCO3(s)+NH3(g) △H = + 74.9 kJ·molˉ1 D.2H2(g)+O2(g) = 2H2O(l) △H= -571.6 kJ·molˉ1

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