用戶4366
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52,974
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55.00%
等級
Lv 7
winghim
回覆: 1
2006-11-05 8:36 pm
關於正律問題!
[匿名]
回覆: 2
2006-11-05 4:21 am
potassium permanganate vs potassium dichromate
[匿名]
回覆: 3
2006-11-05 12:31 am
standard solution應該放在burette/ conical flask內?
用戶190541
回覆: 2
2006-11-04 8:09 pm
evaporation and boiling
gavin
回覆: 2
2006-11-04 8:56 pm
Urgent! Chemistry MC [ Molar Volume ]
Acht
回覆: 2
2006-11-04 9:03 pm
dihydrogen oxide係咩黎?
[匿名]
回覆: 2
2006-11-03 6:10 pm
Buffer question - very hard, 15points
[匿名]
回覆: 2
2006-11-03 6:11 pm
ks of SrCrO4 question, hard 20 point
[匿名]
回覆: 2
2006-11-03 10:16 am
Chemistry (University)
[匿名]
回覆: 3
2006-11-03 6:55 am
製備高錳酸鉀標準溶液的步驟
[匿名]
回覆: 2
2006-11-03 2:21 am
F4 neutrallization (salt)問題 ..~~幫幫我,thx .
N
回覆: 2
2006-11-03 2:39 am
氰化鉀ge問題
[匿名]
回覆: 1
2006-11-03 2:55 am
1.6克水中含多少克氫元素？多少克水中含８克氫元素？
創意
回覆: 3
2006-11-02 2:35 am
為何+,-相吸??? ---- 10分!
用戶98859
回覆: 1
2006-11-02 3:17 am
如何製備標準溶液
2003
回覆: 2
2006-11-01 5:13 am
what is hydrolysis
2003
回覆: 1
2006-11-01 5:39 am
endothermic reaction
2003
回覆: 1
2006-11-01 2:30 am
separating funnel
kl
回覆: 1
2006-11-01 2:44 am
molar volume calculations..HELP..
[匿名]
回覆: 3
2006-11-01 1:56 am
silver nitrate+sodium chloride-bromide條equation係什麼？
goodaskmansir
回覆: 1
2006-10-31 6:27 pm
Chemistry (Light problem)
用戶7636
回覆: 1
2006-10-31 7:42 am
LPG ( liquify Petroleum gas )
[匿名]
回覆: 1
2006-10-31 12:15 am
當aldehyde遇到water會點？
Joanne
回覆: 1
2006-10-31 2:59 am
化學問題.....快....快
kaming0614
回覆: 2
2006-10-31 6:13 am
HELP!...
[匿名]
回覆: 2
2006-10-31 5:53 am
chemical cell
Wai Ling
回覆: 1
2006-10-31 4:32 am
H2SO3 sulphurous acid
[匿名]
回覆: 4
2006-10-31 5:25 am
F4 chem正負極一問~~~
西瓜
回覆: 4
2006-10-31 5:22 am
請問"矽"的化學符號係咩
youlikeido
回覆: 3
2006-10-30 5:14 am
f.4 a math
mrecore
回覆: 2
2006-10-30 2:46 am
naming organic compound(urgent!!!)
[匿名]
回覆: 5
2006-10-30 2:57 am
chem問題一條...~~~
[匿名]
回覆: 2
2006-10-30 3:14 am
氯與氯水為何酸鹼性不同?
用戶175539
回覆: 1
2006-10-30 12:15 am
polar , non polar
[匿名]
回覆: 4
2006-10-29 5:44 am
maths
喵喵
回覆: 2
2006-10-29 12:55 am
有功課唔識
2003
回覆: 2
2006-10-28 9:13 pm
Physics HEAT
用戶139375
回覆: 1
2006-10-27 6:31 am
關於 standardized with sodium oxalate
用戶167672
回覆: 1
2006-10-26 5:15 pm
what is concurrent force??
2003
回覆: 1
2006-10-26 1:56 am
carbon compund
[匿名]
回覆: 1
2006-10-26 1:58 am
Electrolysis of potassium iodide
[匿名]
回覆: 5
2006-10-25 9:23 pm
75%酒精加了甘油後, 是否不再是75%?
[匿名]
回覆: 1
2006-10-25 7:35 am
中五化學測驗問題
用戶113727
回覆: 2
2006-10-25 5:52 am
f.4 maths
[匿名]
回覆: 2
2006-10-25 3:37 am
sodium thiosulpate
2003
回覆: 1
2006-10-25 2:32 am
subsitution reaction
Yip
回覆: 1
2006-10-25 2:19 am
potassium permanganate vs ammonium iron(Ⅱ) sulphate(Ⅵ)
牛屎
回覆: 3
2006-10-24 7:00 am
把水電解的化學用品
Peng
回覆: 2
2006-10-24 3:48 am
電容題目(10分)
[匿名]
回覆: 1
2006-10-24 4:39 am
electric----hurry...Thx
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