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问题:

②计算1g CH4完全燃烧产生CO2的质量m(精确到0.01g);

②计算1g CH4完全燃烧产生CO2的质量m(精确到0.01g);


  参考答案

正确答案:
m=2.75

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C. How to Teach English Well
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F. How to Use the Internet
G. How to Be Healthy