Topic: 點解一加水同salt~~PH就有成9.6咁高？

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點解一加水同salt~~PH就有成9.6咁高？ Copy to clipboard
Posted by: jackeye1468
Posted on: 2006-11-30 21:49

點解一加水同salt~~PH就有成9.6咁高？
回覆： 點解一加水同salt~~PH就有成9.6咁高？ Copy to clipboard
Posted by: 白熊
Posted on: 2006-11-30 22:10

你個PH表壞左囉:)
回覆： 點解一加水同salt~~PH就有成9.6咁高？ Copy to clipboard
Posted by: viciv
Posted on: 2006-12-01 23:51

yes ah.:D
係咪支筆放在空氣中大耐？？
回覆： 點解一加水同salt~~PH就有成9.6咁高？ Copy to clipboard
Posted by: jackeye1468
Posted on: 2006-12-02 18:27

第二日又正常lu...8.幾
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