<span>ую формулу алкина</span>
CnH2n-2+2{Ag(OH)}NH3=CnAg2+H2O+2NH3
1) n(CnH2n-2)=V(CnH2n-2)/V=0.336/22.4=0.015
2) n(CnH2n-2)=n(CnHAg2)=0.015
3) M(CnAg2)=m(CnAg2)/n(CnAg2)=3.6/0.015=240
4) M(Cn)=240-108*2=24 ------------M(C)
24/12=2---------------C2H2
C2H2+2{Ag(OH)}NH3=C2Ag2+2H2O+2NH3