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StudentNKT

CxHy+O2=CO2+H2O


            0,225: 0,25


             225     250


             9        10


кол-во в-ва СО2=9,9:44=0,225моль; кол-во в-ва Н2О=4,5:18=0,25моль

CxHy+O2=9CO2+10H2O

X=9;  Y=20;


C9H20-нонан

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