某学习小组在探究酸的化学性质时做了如图所示的两个实验1�分别装有碳酸钠和碳酸钙粉末的试管中注入一定量的稀盐酸两支试管内均观察到的现象 Template




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tomski某学习小组在探究酸的化学性质时做了如图所示的两个实验1�分别装有碳酸钠和碳酸钙粉末的试管中注入一定量的稀盐酸两支试管内均观察到的现象 coloring