Date Range
Date Range
Date Range
Thursday, March 5, 2009. Tuesday, March 3, 2009. This happens not only for chemistry lesson,i think its the whole day. I am afraid that i cannot make it for my cca. However,chemistry is always enjoyable until this point of time. I love mole although i used to be very weak at it. However,i am catching up already. After school,i went for the lab lesson although i dont have to do so.
Friday, March 13, 2009. My strengths in Chemistry are. Doing experiments, multiple choice questions and sometmes essay questions. My weaknesses in Chemistry are memorising different facts and formulas. Wednesday, February 25, 2009. 1I learnt that i can write the names of compounds differently. 2I learnt that i need to memorise more atoms than before. 3I learnt that i need to know more anion names.
Sunday, August 2, 2009. Trends in melting points of elements in Period 3. When a substance melts, some of the attractive forces holding the particles together are broken or loosened so that the particles can move freely around each other but are still close together. The stronger these forces are, the more energy is needed to overcome them and the higher the melting temperature.