Essay Database

… Molecule Project?" I liked the fact that I learned a lot about the different functions that my molecule performs; I also enjoyed learning how much energy each bond contains. I think that I most enjoyed learning the fact that many molecules contain…

… in subterranean deposits and best known for its use as a fuel and as a raw material for chemical products. It was originally created from the remains of animals and plants that lived in a water environment. Millions of years ago, much of the earth was…

… process with a loss of entropy: (An Reaction which absorbed energy and result formation of more order substances/compounds) Recrystalistaion: In order to dissolved the crystals in the solvent, energy is required to be put into system in the form…

… excess stomach acid. Prediction: With stomach pain relief powders being a consumer product, I predict that the best cure for neutralising a build up of stomach acid will be the one which has the lowest cost to successfully neutralise the…

… is an essay about Wallace Carothers who was an American chemist born in Burlington, Iowa. He was born the same year that August Kekulé died and Staudinger was a Gymnasium student in Worms. He was born into a high Presbyterian…

… we did the experiment, that we can see how the chemical equation is balanced. 3. Introduction We mixed Na(2)CO(3) and HCl together. The reaction began and the product CO(2) came out as a gas. The residue was NaCl + H(2)O. 4. Procedure We put…

… The atomic number for magnesium is 12 and weights 24.312. Magnesium melts at 650K and boils at 1107K. Joseph Black was the first to discover magnesium in 1755 in Scotland. Sir Humphrey Davy produced it in 1808. Magnesium is the eighth most abundant…

… groups of atoms are redistributed, resulting in a change in the molecular composition of substances. The reaction rate is how quickly a reaction occurs. I will be using the reaction rate during my investigation to see how the concentration of acid…

… Teflon was DuPont's original brand name for what now goes by various unattractive pseudonyms, such as "non-stick coated aluminum cookware," as well as a poetic variety of brand names. I'll call these slippery coatings "non-sticks." In the…

… in New York, which has left him brain dead with no hope for any kind of recovery. His vital organs are still functional. Before the wreck, the man designated his organs to be donated at his death. Upon checking with the donor registry board, it…