如图所示,A处通入Cl2,关闭B阀时,C处的红布条看不到明显现象;当打开B阀后,C处红布条逐渐褪色,则D瓶中装的是( ).A.浓H2SO4 B.NaOH溶液 C.H2O D.饱和NaCl溶液为什么
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![如图所示,A处通入Cl2,关闭B阀时,C处的红布条看不到明显现象;当打开B阀后,C处红布条逐渐褪色,则D瓶中装的是( ).A.浓H2SO4 B.NaOH溶液 C.H2O D.饱和NaCl溶液为什么](/uploads/image/z/2679728-32-8.jpg?t=%E5%A6%82%E5%9B%BE%E6%89%80%E7%A4%BA%2CA%E5%A4%84%E9%80%9A%E5%85%A5Cl2%2C%E5%85%B3%E9%97%ADB%E9%98%80%E6%97%B6%2CC%E5%A4%84%E7%9A%84%E7%BA%A2%E5%B8%83%E6%9D%A1%E7%9C%8B%E4%B8%8D%E5%88%B0%E6%98%8E%E6%98%BE%E7%8E%B0%E8%B1%A1%EF%BC%9B%E5%BD%93%E6%89%93%E5%BC%80B%E9%98%80%E5%90%8E%2CC%E5%A4%84%E7%BA%A2%E5%B8%83%E6%9D%A1%E9%80%90%E6%B8%90%E8%A4%AA%E8%89%B2%2C%E5%88%99D%E7%93%B6%E4%B8%AD%E8%A3%85%E7%9A%84%E6%98%AF%EF%BC%88+%EF%BC%89.A%EF%BC%8E%E6%B5%93H2SO4+B.NaOH%E6%BA%B6%E6%B6%B2+C%EF%BC%8EH2O+D%EF%BC%8E%E9%A5%B1%E5%92%8CNaCl%E6%BA%B6%E6%B6%B2%E4%B8%BA%E4%BB%80%E4%B9%88)
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