Question

Пропен-(HBr)->x1-(KOH(H2O)->x2->c3h6-(Ni,t)->x3-(H2O,Hg)->x4
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Answer 1

CH2=CH-CH3+HBr=CH3-CHBr-CH3
CH3-CHBr-CH3+KOH=KBr+CH3-CHOH-CH3
CH3-CHOH-CH3=H2O+C3H6
C3H6=C3H4+H2
C3H4+H2O=CH3-CO-CH3