Предмет: Химия, автор: TimchenkoDasha

fe-fe2o3-fecl3-fe(oh)3-fe2o3

Ответы

Автор ответа: kate444ka3004

Учи химию 2Fe+O2=2FeO
4FeO+O2=2Fe2O3
Fe2O3+6HCl=2FeCl3+3H2Oъ
FeCl3 + 3NaOH = 3NaCl + Fe(OH)3
2Fe(OH)3 = Fe2O3 +3 H2O
Fe2O3 + 6HNO3 = 2Fe(NO3)3 + 3H2O
Fe(NO3)3 + Na3PO4 = 3NaNO3 + FePO4

Это же просто. Пожалуйста.

Автор ответа: TimchenkoDasha

Учу...Не доходит...

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