碳酸氢钠和盐酸反应的化学方程式和现象
人气:352 ℃ 时间:2019-08-21 22:36:21
解答
化学方程式
NaHCO3+HCl=NaCl+CO2+H2O
现象
有无色气体生成
气体可使澄清石灰水变浑浊
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