• 2021-04-14
    在298.15K时,ΔbHϴm(F-F)=158kJ·mol–1,ΔbHϴm(N≡N)=946kJ·mol–1,ΔbHϴm(F-N)=272kJ·mol–1,反应3F2(g)+N2(g) = 2NF3(g) 的ΔrHϴm等于