tsk..
im not doing well. sigh-
think i may fail my log this time round. went to look at the notes and realised i duno how to do everything alr. tsk tsk.. SIGH!
phy u gotta teach me. ><
grr. i realised im feeling v stressed.
chem- need to catch up. bleahs.. i read throu salts.
nitrates - all soluble
sulphates - all soluble except calcium, barium and lead
tsk. forgot the other two
i noe the third one is all insoluble except grp 1 metals and ammonia. is it hydrate? grrrr *bad memory*
bleh.. shall go read it tml again.. a chemical substance is called a salt when its hydrogen ions [acids] is replaced by metal or ammonium ions.
doesnt sound right. poooos
TSK. flunked all three tests today probably. sighhhh not feeling good. oh wells.. my eyes are closing.. STRESSED
was thinking of our far away r/s.
quite sad la. :( i just wanna be frens, say hi/ say bye!
booos.