Archive for December, 2009

Science Form 4 – Usage of Ammonia

Posted on December 14 2009 by

Some information about the usage of ammonia. Look at the table below and try to understand the application of ammonia in daily life INDUSTRY USAGE Fertilser production of: ammonium sulfate, (NH4)2SO4 ammonium phosphate, (NH4)3PO4 ammonium nitrate, NH4NO3 urea, (NH2)2CO,also used in the production of barbiturates (sedatives), is made by the reaction of ammonia with carbon [...]

The Solar System- The Sun PMR Form 3

Posted on December 13 2009 by

Here  i attach a short clip about the sun in our solar system. The interesting facts will guide some students to learn a little more about our solar system The image clip is recommended by Pusat Tuisyen Skor Minda Share on Facebook