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作者 attila2 在 PTT [ PH-sea ] 看板的留言(推文), 共3則
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13F推:變白色是晶體加熱蒸散結晶水~變無色是溶液加鋅銅被取代01/07 12:39
15F推:沒了結晶水的硫酸銅是白色~溶液變成硫酸鋅無色但有銅沉澱01/07 12:44
19F推:...先生...我回答的是推文的疑問...用鋅看好嗎~01/07 12:53
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