Wednesday, July 18, 2007 Y
Zero90
waa
today's phase test so heng eh..
nearly 4got the formula how to calculate the mass of NaOH need to be prepared
den 3 times onli 1 pale pink(titration),the rest nearly shocking(dark) pink
den in the noon
i signed up for a 21km standard charpter run/walk along wif some of my frens
to be in dec...i noe i'm out of my mind but it's worth a try=)