CH3-COOH+KHCO3=CH3-COOK+CO2+H2O
n(CO2)=13,3/44=0,3;
n(CH3-COOH)=0,3;
2H2+O2=2H2O
n(H2O)=4,5/18=0,25; n(H2)=0,25;
0,3 0,15
2CH3-COOH+2Na=2CH3-COONa+H2
2 1
n(H2)=0,25-0,15=0,1;
0,2 0,1
2CH3-C6H4-OH+2Na=2CH3-C6H4-ONa+H2
0,2....... 100
X ......... 1000
X=2;
ОТВЕТ: См=2МОЛЬ/Л.