Ответ:
4Al + 3O2= 2Al2O3
Al2O3+6HBr= 3H2O + 2AlBr3
AlBr3 + 3NaOH = Al(OH)3 + 3NaBr
2Al(OH)3 + 3H2SO4= 6H2O + Al2(SO4)3
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Ответ:
4Al + 3O2= 2Al2O3
Al2O3+6HBr= 3H2O + 2AlBr3
AlBr3 + 3NaOH = Al(OH)3 + 3NaBr
2Al(OH)3 + 3H2SO4= 6H2O + Al2(SO4)3