CnH(2n+2)-OH
w(O)=26,7%
M(O)=16
w(CnH(2n+2))=100-26,7=73,3%
M(CnH(=2n+2)--x
16--26,7
x73,3
x=16*73,3/26,7=44
12n+2n+2=44
14n=44-2
14n=42
n=42/14=3
n(C)=3
n(H)=3*2+2=8
C3H8O C3H7-OH пропанол
