Al--alcl3--al(oh)3--al2(so4)3--x--al2o3 caco3--cao--ca(oh)2--ca(hco3)2--x(газ) - вопрос №341809233243233232 от nastya3454578335678 29.11.2022 09:19

Question

Химия: Al--alcl3--al(oh)3--al2(so4)3--x--al2o3 caco3--cao--ca(oh)2--ca(hco3)2--x(газ)

nastya3454578335678 · Answer

2Аl + 6HCl = 2AlCl3 + 3H2AlCl3 + 3NaOH = 3NaCl + Al(OH)32Al(OH)3 + 3H2SO4 = Al2(SO4)3 + 6H2OAl2(SO4)3 + 6NaOH = 2Al(OH)3 + 3Na2SO42Al(OH)3 = Al2O3 + 3H2O CaCO3 = CaO + CO2CaO + H2O = Ca(OH)2Ca(OH)2 + 2CO2  = Ca(HCO3)2Ca(HCO3)2 + 2HCl = CaCl2 + 2CO2 + 2H2O...