化學
點睇hybridization??
(4)
organic chem
(4)
誰有05 CE paperII Ans?
(0)
..邊度有題目-0-[中和的溶量計算]
(11)
redox eq
(4)
點讀好化學?
(19)
咩係luminosity(關於flame戈課入面...)
(3)
Acid~~
(4)
Titration problem
(1)
AL chem,indirect iodometric 原理
(1)
potassium hydrogenphthalate
(0)
#########有野問##########
(1)
Duralumin
(2)
Methanol
(14)
有冇人知Suger係有邊D element?
(12)
有冇人知原子筆入面o既ink係咩唻?
(2)
CO - Carbon Monoxide
(15)
What is the Lewis structure of N10
(6)
cathode & anode
(3)
Quantum Chemistry
(4)
有冇人識rate of reaction?
(3)
有無人知呢隻係乜~!?
(8)
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