To my Sec 3 girls, please take a look at this worksheet. We will go through this worksheet in this week’s lesson.
Hi Jeryl T, Since you do not know what is your first Chemistry topic in 2013, we shall do some recap on Sec 3 stuff. Before you proceed further, I want to remind you ( Oh no, Mrs Chew wants to nag again? ) that Chemistry needs to spend some time to memorise the information before Read more about O Levels Chemistry (Collection and drying of gases)[…]