题目内容
今有下列物质： ①C2H6 ②CH2=CH2 ③乙炔 ④H2 ⑤
⑥
⑦
⑧CH3OH ⑨HCOOH ⑩HOOC-COOH 
HCOOCH3 
C2H6O 
能够与CO无论按何种比例混合，只要总的物质的量一定，完全燃烧时所消耗的O2的物质的量也一定的有
2021-09-22
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