Ответ:
CxHy
x:y=W%(C) /Ar(C) :W%(H) /Ar(H) =91.8/12:28.2/1=7.6:28.2=1:4
CnH2n+2=
Mr1=D*Mr2=1.57*28=44
CnH2n+2=44
14n=44-2
14n=42
n=3
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Ответ:
CxHy
x:y=W%(C) /Ar(C) :W%(H) /Ar(H) =91.8/12:28.2/1=7.6:28.2=1:4
CnH2n+2=
Mr1=D*Mr2=1.57*28=44
CnH2n+2=44
14n=44-2
14n=42
n=3