2Al + 6HCl --> 2AlCl3 + 3H2↑
n(Al)=m(Al):M(Al)=5,4г : 27г\моль = 0,2 моль.
(пропорция) n(AlCl3)= 0,2 моль
m(AlCl3)= n(AlCl3)*M(AlCl3) = 0,2моль * 133,5г\моль = 26,7 г.
CH3-CH=C(CH3)-CH(CH3)-CH2-CH2-CH3
Mg+2HCl=MgCl2+H2
V: 1 моль 1 моль
М: 24 г/моль 22,4 л/моль
м: 24 г 22,4 л
12/24=х/22,4
х=12*22,4/24=11,2 л
1)CH3-CH-CH3->CH2=CH-CH3+H2O(катализаторH2SO4)
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OH
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C3H4+H2O->CH3-CH2-COH
2)2CH4->C2H2+3H2
C2H2+2HBr->CHBr2-CH3
CHBr2+2KOH->C2H2+2KBr+2H2O
C2H2+HCl->CHCl=CH2
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CaC2+2H2O->C2H2+Ca(OH)2
C2H2+H2->C2H4
C2H4+H2->C2H6
C2H6+Cl2->C2H5Cl+HCl
2C2H5Cl+2Na->C4H10+2NaCl
C4H10->CH3-CH-CH3(катализатор AlCl3)
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CH3
Cl
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CH3-C-CH3+Cl2->CH3-C-CH3+HCl
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CH3 CH3
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2C8H18+25O2->16CO2+18H2O