试题题文除去CO2中含有的少量SO2,可以将气体通入足量的碳酸氢钠溶液,发生反应的化学方程式为:SO2+2NaHCO3==X+H2O+2CO2.由此判断X应为[ ]A.Na2SO3B.NaHSO3C.Na2SO4D.NaHSO4题型:单选题 难度:偏易
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![试题题文除去CO2中含有的少量SO2,可以将气体通入足量的碳酸氢钠溶液,发生反应的化学方程式为:SO2+2NaHCO3==X+H2O+2CO2.由此判断X应为[ ]A.Na2SO3B.NaHSO3C.Na2SO4D.NaHSO4题型:单选题 难度:偏易](/uploads/image/z/3391709-5-9.jpg?t=%E8%AF%95%E9%A2%98%E9%A2%98%E6%96%87%E9%99%A4%E5%8E%BBCO2%E4%B8%AD%E5%90%AB%E6%9C%89%E7%9A%84%E5%B0%91%E9%87%8FSO2%2C%E5%8F%AF%E4%BB%A5%E5%B0%86%E6%B0%94%E4%BD%93%E9%80%9A%E5%85%A5%E8%B6%B3%E9%87%8F%E7%9A%84%E7%A2%B3%E9%85%B8%E6%B0%A2%E9%92%A0%E6%BA%B6%E6%B6%B2%2C%E5%8F%91%E7%94%9F%E5%8F%8D%E5%BA%94%E7%9A%84%E5%8C%96%E5%AD%A6%E6%96%B9%E7%A8%8B%E5%BC%8F%E4%B8%BA%EF%BC%9ASO2%2B2NaHCO3%3D%3DX%2BH2O%2B2CO2.%E7%94%B1%E6%AD%A4%E5%88%A4%E6%96%ADX%E5%BA%94%E4%B8%BA%5B+%5DA%EF%BC%8ENa2SO3B%EF%BC%8ENaHSO3C%EF%BC%8ENa2SO4D%EF%BC%8ENaHSO4%E9%A2%98%E5%9E%8B%EF%BC%9A%E5%8D%95%E9%80%89%E9%A2%98+%E9%9A%BE%E5%BA%A6%EF%BC%9A%E5%81%8F%E6%98%93)
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