Chem is try

Chem is try

回覆: 2

2015-01-04 12:53 am

Water curtain problem

kimkay

回覆: 1

2012-10-20 8:01 am

1個化學笑話的義思

[匿名]

回覆: 1

2012-10-05 4:22 am

Activation energy

[匿名]

回覆: 2

2011-06-11 5:50 am

oxidation state of S2O3 2-

[匿名]

回覆: 2

2011-06-11 11:14 pm

關於幾條redox equation的balance

ying

回覆: 4

2011-01-11 4:39 am

Chem about bonding

知識就是力量

回覆: 1

2011-01-11 5:13 am

Hess's Law

Larry

回覆: 3

2011-01-09 5:12 am

chem-equilbrium

[匿名]

回覆: 3

2011-01-01 6:59 pm

bond polarity(non-polar)

知識就是力量

回覆: 1

2010-12-29 12:48 am

Enthalpy change

[匿名]

回覆: 3

2010-12-21 10:31 pm

氫氧化鈉的化學反應

用戶172705

回覆: 2

2010-12-12 10:10 pm

實驗報告 - 氫鍵

[匿名]

回覆: 2

2010-07-26 9:36 am

有關鍵合的問題?

no name

回覆: 2

2010-07-24 5:11 am

chem reaction

Kiki

回覆: 1

2010-06-28 9:45 am

化學...分散力係唔係只在非極性分子中出現?

[匿名]

回覆: 4

2010-05-19 5:43 am

水同加了糖的水那一種較快蒸發???

[匿名]

回覆: 1

2010-05-19 5:10 am

chemistry神手入 20分!

sydneylam19

回覆: 1

2010-05-11 4:37 am

Redox+ ionic bond strength

justin

回覆: 4

2010-05-04 1:59 pm

radio active element

[匿名]

回覆: 3

2010-05-01 10:13 am

鉀同鈣ge電子層

[匿名]

回覆: 3

2010-04-27 3:32 pm

organic chem easy

[匿名]

回覆: 2

2010-04-24 8:12 pm

titration problem

[匿名]

回覆: 2

2010-04-21 9:49 pm

chemistry:molecules

[匿名]

回覆: 3

2010-04-21 9:52 pm

chemistry: molecular

[匿名]

回覆: 1

2010-04-19 7:23 pm

chemistry:valence bond

[匿名]

回覆: 2

2010-04-19 6:01 pm

chemistry: molecular 2

[匿名]

回覆: 2

2010-04-19 5:59 pm

chemistry: molecular

Mai Wai

回覆: 1

2010-04-18 3:49 am

Buffer

[匿名]

回覆: 2

2010-04-11 8:36 pm

Chemistry: electron 2

hoi kei

回覆: 2

2009-05-08 5:58 am

chem f.4

[匿名]

回覆: 2

2009-01-26 12:11 am

F2 IS about hair