用数字化实验探究碳酸氢钠和氯化钙的反应

一、问题的提出 Na2CO3和NaHCO3是都是常见的Na的化合物,而Na2CO3和NaHCO3的性质比较和鉴别是教学中的重要内容。在目前的中 ...

数字智库 · 4个月前
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