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anh118duc
2 năm trước
Cho 5,6 gam kim loại Fe tan hoàn toàn trong dd axit sunfuric loãng (H2SO4) . a) Viết phương trình phản ứng xảy ra? b) Tính thể tích khí hiđro thoát ra (ở đktc)? c)Tính khối lượng muối sắt(II) sunfat tạo thành ?
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