thaydungdayhoa.comthaydungdayhoa.com/uploads/news/de-thi-thu/2014/de-thi-thu-chuyen-sp... · B. Kim...
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thaydungdayhoa.comthaydungdayhoa.com/uploads/news/de-thi-thu/2014/de-thi-thu-chuyen-sp... · B. Kim loai X có tính khù manh hon kim loai Y D. Ion Y co tính oxi hóa manh hon ion