[DSE CHEM ] Exam Tips 唔好再寫錯Ammonia Ionisation Equation! Isfun Vivianchemistry 3:22 4 years ago 421 Далее Скачать
[DSE Chemistry] Writing Chemical Equations|Balancing Chemical Equations|English Subtitle (CC) Chemsir 19:40 2 years ago 669 Далее Скачать
[DSE] 化學博士同場!Chem點讀可以輕鬆高分?補底捷徑?重點課題有邊啲?有咩錯誤唔可以犯?要寫筆記嗎?5**化學博士X醫科生分享!(ft. 化學博士Davy)|Angel the medic Angel the medic 10:13 2 years ago 32 821 Далее Скачать
[DSE CHEM Tips ] Substitution of Alkane 輕鬆背 Isfun Vivianchemistry 1:56 4 years ago 1 627 Далее Скачать
[DSE Chemistry] S4 Test - Ch.12 12.1 & 12.5 Reacting Masses|English Subtitle (CC) Chemsir 17:59 3 years ago 691 Далее Скачать
[DSE Chemistry] S6 Quiz - Ch.63 63.1 Redox Titrations|English Subtitle (CC) Chemsir 7:05 3 years ago 229 Далее Скачать