将一定量的甲烷燃烧后得到CO,CO2和水蒸气,混合气体的质量是49.6g,通过无水氯化钙时,无水氯化钙增重25.2g,则CO2的质量是?A12.5g B13.2g C19.7g D24.4g
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![将一定量的甲烷燃烧后得到CO,CO2和水蒸气,混合气体的质量是49.6g,通过无水氯化钙时,无水氯化钙增重25.2g,则CO2的质量是?A12.5g B13.2g C19.7g D24.4g](/uploads/image/z/3844274-50-4.jpg?t=%E5%B0%86%E4%B8%80%E5%AE%9A%E9%87%8F%E7%9A%84%E7%94%B2%E7%83%B7%E7%87%83%E7%83%A7%E5%90%8E%E5%BE%97%E5%88%B0CO%2CCO2%E5%92%8C%E6%B0%B4%E8%92%B8%E6%B0%94%2C%E6%B7%B7%E5%90%88%E6%B0%94%E4%BD%93%E7%9A%84%E8%B4%A8%E9%87%8F%E6%98%AF49.6g%2C%E9%80%9A%E8%BF%87%E6%97%A0%E6%B0%B4%E6%B0%AF%E5%8C%96%E9%92%99%E6%97%B6%2C%E6%97%A0%E6%B0%B4%E6%B0%AF%E5%8C%96%E9%92%99%E5%A2%9E%E9%87%8D25.2g%2C%E5%88%99CO2%E7%9A%84%E8%B4%A8%E9%87%8F%E6%98%AF%3FA12.5g+B13.2g+C19.7g+D24.4g)
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