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minhtamhg8
1 năm trước
Cho sơ đồ phản ứng sau: 2Al + 3H2 SO4 → Al2 (SO4 )3 + 3H2 . Nếu nhôm đã phản ứng là 5,4 gam, thì khối lượng Al2 (SO4 )3 thu được là bao nhiêu gam?
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