溶液中3.2g铜离子,0.05mol,对应0.1mol硝酸根.
气体1.68L,0.075mol,对应0.075mol氮原子所以反应前0.075mol硝酸根.
硝酸原浓度 0.175mol / 0.01L = 17.5 mol/L
通入氧气为氧化剂,相当于将原3.2g铜全部氧化.氧化0.05mol铜需要0.025mol氧气,体积为0.56L
溶液中3.2g铜离子,0.05mol,对应0.1mol硝酸根.
气体1.68L,0.075mol,对应0.075mol氮原子所以反应前0.075mol硝酸根.
硝酸原浓度 0.175mol / 0.01L = 17.5 mol/L
通入氧气为氧化剂,相当于将原3.2g铜全部氧化.氧化0.05mol铜需要0.025mol氧气,体积为0.56L