关于3483kJ的百科

• 已知：①Zn(s)＋O2(g)＝ZnO(s)ΔH＝－348.3kJ·mol－1       ②2Ag(s)＋O...

• 问题详情：已知：①Zn(s)＋O2(g)＝ZnO(s)ΔH＝－348.3kJ·mol－1       ②2Ag(s)＋O2(g)＝Ag2O(s)ΔH＝－31.0kJ·mol－1   则Zn与Ag2O反应生成ZnO和Ag的热化学方程式为A.2Zn(s)＋2Ag2O(s)===2ZnO(s)＋4Ag(s)ΔH＝－634.6kJ·mol－1B.Zn＋Ag2O===ZnO＋2AgΔH＝＋317.3kJ·mol－1C.Zn(s)＋Ag2O(s)===ZnO(s)＋2Ag(...
• 2020-07-0313828

• 已知：①Zn(s)＋1/2O2(g)＝ZnO(s) ΔH＝－348.3kJ·mol－1       ②2Ag(...

• 问题详情：已知：①Zn(s)＋1/2O2(g)＝ZnO(s) ΔH＝－348.3kJ·mol－1       ②2Ag(s)＋1/2O2(g)＝Ag2O(s) ΔH＝－31.0kJ·mol－1   则Zn与Ag2O反应生成ZnO和Ag的热化学方程式为A.Zn(s)＋Ag2O(s)＝ZnO(s)＋2Ag(s) ΔH＝＋317.3kJ·mol－1B.Zn＋Ag2O＝ZnO＋2AgΔH＝＋317.3kJ·mol－1C.Zn(s)＋Ag2O(s)＝ZnO(s)＋2Ag(...
• 2020-06-0917144

• 已知：①Zn(s)＋O2(g)＝ZnO(s)ΔH＝－348.3kJ·mol－1             ②2A...

• 问题详情：已知：①Zn(s)＋O2(g)＝ZnO(s)ΔH＝－348.3kJ·mol－1             ②2Ag(s)＋O2(g)＝Ag2O(s)ΔH＝－31.0kJ·mol－1   则Zn与Ag2O反应生成ZnO和Ag的热化学方程式为   A．Zn(s)＋Ag2O(s)===ZnO(s)＋2Ag(s)ΔH＝＋317.3kJ·mol－1   B．Zn＋Ag2O===ZnO＋2AgΔH＝＋317.3kJ·mol－1   C．Z...
• 2022-08-0917325