2NaOH+CuSO4->Na2SO4+Cu(OH)2
Region: VN
Monday 01 June 2026 15:55:09 GMT
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Ha Quang Lam :
T tha hoá nhưng hoá ko tha t:)
2026-06-01 18:45:32
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𝓟𝒽 𝓣𝒽𝓸🐢 :
cục cưng của toi đó 💐💐
2026-06-02 17:19:58
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𝓣𝒽𝒾𝓃𝒽🐬 :
😳
2026-06-02 02:51:21
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