Chemistry, 13.08.2021 14:00 kellyzeissss9134

Khử hoàn toàn 6,64 gam hỗn hợp gồm Fe, FeO, Fe3O4, Fe2O3 cần dùng 2,24 lít CO (đktc). Khối lượng Fe thu được là

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Khử hoàn toàn 6,64 gam hỗn hợp gồm Fe, FeO, Fe3O4, Fe2O3 cần dùng 2,24 lít CO (đktc). Khối lượng Fe...

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