求解一道大一化学题标准状态下,下列物质燃烧的热化学方程式如下:(1)2C2H2(g)+5O2(g)→4CO2(g)+2H2O(l) ΔHm,1=-2602kJ·mol﹣1(2)2C2H6(g)+7O2(g)→4CO2(g)+6H2O(l) ΔHm,1=-3123kJ·mol﹣1(3)H2(g)+½O2(
来源:学生作业帮助网 编辑:作业帮 时间:2024/07/07 12:22:16
![求解一道大一化学题标准状态下,下列物质燃烧的热化学方程式如下:(1)2C2H2(g)+5O2(g)→4CO2(g)+2H2O(l) ΔHm,1=-2602kJ·mol﹣1(2)2C2H6(g)+7O2(g)→4CO2(g)+6H2O(l) ΔHm,1=-3123kJ·mol﹣1(3)H2(g)+½O2(](/uploads/image/z/9795096-0-6.jpg?t=%E6%B1%82%E8%A7%A3%E4%B8%80%E9%81%93%E5%A4%A7%E4%B8%80%E5%8C%96%E5%AD%A6%E9%A2%98%E6%A0%87%E5%87%86%E7%8A%B6%E6%80%81%E4%B8%8B%2C%E4%B8%8B%E5%88%97%E7%89%A9%E8%B4%A8%E7%87%83%E7%83%A7%E7%9A%84%E7%83%AD%E5%8C%96%E5%AD%A6%E6%96%B9%E7%A8%8B%E5%BC%8F%E5%A6%82%E4%B8%8B%EF%BC%9A%EF%BC%881%EF%BC%892C2H2%EF%BC%88g%EF%BC%89%2B5O2%EF%BC%88g%EF%BC%89%E2%86%924CO2%EF%BC%88g%EF%BC%89%2B2H2O%EF%BC%88l%EF%BC%89+%CE%94Hm%2C1%3D-2602kJ%C2%B7mol%EF%B9%A31%282%292C2H6%28g%29%2B7O2%28g%29%E2%86%924CO2%28g%29%2B6H2O%28l%29++%CE%94Hm%2C1%3D-3123kJ%C2%B7mol%EF%B9%A31%283%29H2%28g%29%2B%26%23189%3BO2%28)
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来源:学生作业帮助网 编辑:作业帮 时间:2024/07/07 12:22:16