yay~! chem pract! so fun. but it's the last time to play with chemicals liao.. haha.

okay, quite goood.. titration value is 20.0. M is Sodium. QA cant really rmb liao. but got osygen and ammonia. dunno whether correct.. then got SO4 2- as anion.. hope correct leh.. haha.. if u get the same results, tell me leh. so i feel better.. haha..

wee... gtg mug!