March 2022 0 42 Report
A energia de ligação (H-N) em kJ/mol é igual a: Dados: 3H2 + N2 -> 2NH3 ΔH= -78kj  Energias de ligação: H-H 432kJ/mol?N(tripla)N 942kJ/mol a)772 b) 314 c) 386 d) 1080 e)260,5
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