CH2=CH-CH=CH-CH3+2H2=CH3-CH2-CH2-CH2-CH3 пентан
CH2=CH-CH=CH-CH3+2Cl2=CH2Cl-CHCl-CHCl-CHCl-CH3 1,2,3,4-тетрахлорпентан
CH2=CH-CH=CH-CH3+HCl=CH3-CHCl-CH=CH-CH3 4- хлорпентен-2
92 г--------Vл
4) C2H5OH=C2H4+H2O
46 г--------22.4 л
V(C2H4)=92*22.4/46=44.8 л
V(C2H4)=44.8*0.9375=42 л