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nguyetmoon6789
2 năm trước
Cho các chất sau: NaCL, Na2CO3, SO2, HCL, FE, KOH. Viết các phương trình hoá học xảy ra khi cho các chất trên tác dụng với: a) Dung dịch CuSO4. b) Dung dịch Ba(OH)2
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