2CnH2n+1OH+2Na=2CnH2n+1ONa+H2
n(Na)=m(Na)/M(Na)=9.2/23=0.4моль
n(CnH2n+1OH)=n(Na)=0.4моль
M(CnH2n+1OH)=m(CnH2n+1OH)/n(CnH2n+1OH)=35.2/0.4=88г/моль
CnH2n+1OH=88
12n+2n+1+16+1=88
14n+18=88
14n=70
n=5
C5H11OH
пентанол
2CnH2n+1OH+2Na=2CnH2n+1ONa+H2
n(Na)=m(Na)/M(Na)=9.2/23=0.4моль
n(CnH2n+1OH)=n(Na)=0.4моль
M(CnH2n+1OH)=m(CnH2n+1OH)/n(CnH2n+1OH)=35.2/0.4=88г/моль
CnH2n+1OH=88
12n+2n+1+16+1=88
14n+18=88
14n=70
n=5
C5H11OH
пентанол