Recent contributions:

23 Mar 2010

• Made this change to the answer of When did vasco de gama reach india
  Vasco da Gama  •  23 Mar 2010 04:39

26 Jan 2010

• Asked Large peninsula to the northeast of china and said it was the same as Peninsula between india and china
  India  •  26 Jan 2010 05:17

17 Dec 2009

• Asked Convert 950 mm Hg into kPa and said it was the same as Convert mm to kPa
  Math and Arithmetic | Physics | Chemistry  •  17 Dec 2009 03:36

1 Dec 2009

• Asked What is an example of a hydronium ion and said it was the same as What is a hydronium ion
  Chemistry | Acids & Bases  •   1 Dec 2009 04:02