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酸鹼的濃度@ 小P的教材:: 隨意窩Xuite日誌
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日期:2026-04-24
pH值的意義和計算一、酸鹼濃度通常以pH值來表示。pH值的定義是:pH=-log[H+] 當
[H+]=1x10-2M時,log[H+]=-2,前面再多個負號,就變成了2。pH值越小,酸性越強 ......看更多




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