Joey

Joey

回覆: 2

2009-08-30 10:09 pm

pure m.邊dd topics對phy有幫助？

Joey

回覆: 3

2009-03-13 8:07 pm

點解 0! = 1 ?

Joey

回覆: 1

2009-03-06 4:25 pm

點解sponification中NaOH是catalyst?

Joey

回覆: 1

2009-03-04 2:02 am

[diff.] rate of change點解用rad/s

Joey

回覆: 2

2009-02-17 4:12 am

潮濕天氣會影響[架空電纜]電壓?

Joey

回覆: 2

2009-02-05 2:10 am

insulator可唔可以被earth?

Joey

回覆: 2

2008-10-14 1:45 am

Fe(II) salt + con. HNO3 點解出NO?

Joey

回覆: 3

2008-09-26 1:33 am

to a large extent 點解?? 點用??

Joey

回覆: 3

2008-08-13 11:55 pm

[托下巴] 英文係咩?

Joey

回覆: 4

2008-07-29 10:18 pm

阻嚇作用 英文??

Joey

回覆: 3

2008-07-20 2:19 am

prefer 幾時用 to,, 幾時用ing??

Joey

回覆: 1

2008-06-09 4:10 am

[in case]同[if]用法同解釋上有何分別?

Joey

回覆: 2

2008-05-28 11:13 pm

[肺膜穿破]及[對抗性呼吸]一問*

Joey

回覆: 3

2008-05-27 5:53 am

點解水可以吸microwave & ultrasound??

Joey

回覆: 1

2008-05-16 6:56 am

monopoly一定要one seller only?

Joey

回覆: 1

2008-05-15 6:24 am

Na2CO3 同 acid react 時算係alkali?

Joey

回覆: 1

2008-04-24 2:25 am

何謂[離子積]? 點解水Kw=1×10^-14 就pH最多14?

Joey

回覆: 1

2008-04-24 1:44 am

F=ma既 ”F” 同 p=mv既 ”p” 定義一問

Joey

回覆: 2

2008-04-12 7:44 pm

nitric acid幾時用reducing or acid properties??

Joey

回覆: 2

2008-03-26 10:35 pm

點解係”三”人行必有我師??

Joey

回覆: 2

2008-03-17 7:13 am

CaCO3是鹼的一種,, 為何insoluble??

Joey

回覆: 1

2008-03-08 10:41 pm

有無chemical會吸oxygen?

Joey

回覆: 1

2007-12-09 11:16 pm

點解[i.e.]解 therefore ; [e.g.]解for example?

Joey

回覆: 3

2007-10-24 6:15 am

何謂[有機溶濟]?

Joey

回覆: 3

2007-06-22 11:21 pm

九龍區邊度有得買[發泡膠]??

Joey

回覆: 2

2007-06-09 5:09 am

點解璋瑯死前掙扎時會"反肚"??

Joey

回覆: 1

2007-05-09 7:54 am

做gym去處?? (15歲)

Joey

回覆: 2

2007-04-19 5:57 am

[法西斯主義]象徵標誌?

Joey

回覆: 10

2007-03-28 5:58 am

孖生胎兒的指模是否一樣??

Joey

回覆: 6

2007-03-19 3:04 am

複製技術有否違背基督上帝??

Joey

回覆: 1

2007-01-22 7:13 am

旅客來港Top 5國藉??