làm thật nhanh

T

thi_lai_nam_nua1990

[TEX]C_{n}H_{2n+2}------------>nCO_2 + (n+1)H_2O[/TEX]

[TEX]C_{m}H_{2m}----------->mCO_2+mH_20[/TEX]

---->[TEX]n_{H_20}-n_{CO_2}=n_{ankan}[/TEX]

---->[TEX]0,23-0,14=0,09=n_{ankan}[/TEX]

---->[TEX]n_{anken}=0,1-0,09=0,01[/TEX]
 
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