CaCO3 = CaO + CO2
CaO + 3C = CaC2 + CO
CaC2 + 2H2O = C2H2 + Ca(OH)2
C2H2 + H2O = CH3COH
CH3COH + 2Cu(OH)2 = CH3COOH + Cu2O + 2H2O
CH3COOH + CH3CH2CH2OH = CH3COOCH2CH2CH3 + H2O
2CH4 = C2H2 + 3H2
C2H2 + HCl → CH2=CHCl
n(CH2=CHCl) → (-CH2-CHCl-)n
2CH4 = C2H2 + 3H2
3C2H2 = C6H6
C6H6 + Br2 →(AlBr3)→ C6H5Br + HBr
C6H5Br + H2O → C6H5OH + HBr
СuCO3+2HCl=CuCl2+H2O+CO2
cuco3+ 2h+ →cu2+ +h2o+co2
CuCl2+2Na(OH)=Cu(OH)2+2NaCl
cu2+ + 2oh- → cu(oh)2
Cu(OH)2+H2SO4=CuSO4+2H2O
cu(oh)2 → 2h2o+ cu2+
СuCO3+2NaOH→Cu(OH)2+Na2CO3
cuco3+ 2oh- → cu(oh)2 + co3^2-
CuCO3+2HCl → cucl2 + h2o + co2↑
cuco3 + 2H+→cu2+ + h2o + co2
Fe+H2SO4→ FeSo4+h2
M=50*1,38=69г
mв-ва=69*0,48=33,12г
mр-ра=950+33,12+69=1052,12г
W=(33,12/1052,12)*100%=3,14%
СH3-CH-CH2-CH3
|
OH
бутанол-2
изомер
СH3-CH2-CH2-CH2-OH бутанол-1
гомолог
СН3-СН-CH3
|
OH
пропанол-2