Chemistry nam Chemistry!!!
PRASANNA BADDEWITHANA SIR ma thamai.
chemisry wala hama thanama niyamekama karanawa. man giye sir gawata. physics aul una nisa aye karanawa.me sare rev yanneth sir gawamai. me sarenam sirama sira. wishwasen kiyanne.
lankawe wadima chem A thiyenne baddewithana sirge clz 1. giyapara A 400y. e clz 1 hoda nisa. kisima bayak nathuwa enna. pattama patta. chem uganwana hodama widihamai sir karanne.