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> 下列实验过程中，始终无明显现象的是 A．HCl通入Fe(NO3)2溶液中 B．CO2通入Ca(NO3)2溶液中 C．Cl2通入Na2SiO3溶液中 D．NH3通入Ca(HCO3)2溶液中

问题：

发布时间：2024-09-13

下列实验过程中，始终无明显现象的是

A．HCl通入Fe(NO₃)₂溶液中 B．CO₂通入Ca(NO₃)₂溶液中

C．Cl₂通入Na₂SiO₃溶液中 D．NH₃通入Ca(HCO₃)₂溶液中

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提问用户：Cl***IK0

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