Search results for: '4'

Watch Later 4:17

By: t1706, Views: 552

麥當奴賣的不是雪糕! 甚麼?!麥當奴的新地不是雪糕! 想知道自己到底在吃甚麼，就快進來看看吧!

Watch Later 3:09

By: t1706, Views: 556

你有上癮嗎？今次和大家討論的問題是有沒有糖上癮。事實上，大家可能已在不知不覺間對糖產生依賴，後果可以很嚴重。一起來測試自己有沒有糖上癮的問題吧!

Watch Later 2:55

By: t0605, Views: 1239

Chemistry tutorial-Ch29-4-Choosing chemical cells

Watch Later 7:46

By: t0101, Views: 768

1

Watch Later 8:12

By: t0605, Views: 2178

Chemistry tutorial-Ch29-4-Functions of a salt bridge

Watch Later 7:40

By: t0101, Views: 664

4

Watch Later 3:18

By: t0605, Views: 1069

Chemistry tutorial-Ch30-4-Definitions of oxidation and reduction in terms of oxidation numbers

Watch Later 4:22

By: t0101, Views: 687

2

Watch Later 6:47

By: t0803, Views: 948

Chemistry tutorial-Ch1-4-Properties and Changes of Matters

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