某烃的分子式为CxHy已知(x

问题描述:

某烃的分子式为CxHy已知(x

CxHy+(x+y/4)O2==xCO2+y/2H2O
1x+y/4 x
2/x 2
可得26.5x=20y+12
将x从1代到10,可得到C5H6(差一点点),C8H10(刚好)