… Akali Metal Contamination in Road Side Soil Abstract Six soil samples were taken from a roadside that was expected to exhibit characteristic of road salt contamination. This contamination is characterized by the presence of magnesium, calcium…

… Oxygen, symbol O, colorless, odorless, tasteless, slightly magnetic gaseous element. On earth, oxygen is more abundant than any other element. Oxygen was discovered in 1774 by the British chemist Joseph Priestley and, independently, by the Swedish…

… that is a liquid at room temperature, it is one of the transition elements. Mercury's atomic number is 80. It is superconductive when cooled to within a few degrees of absolute zero. Mercury was once known as liquid silver or quicksilver which was…

… metallic element. Although it is occasionally found in nature, mostly all of our plutonium is produced artificially in a lab. The official chemical symbol for plutonium is Pu, coming from its first and third letters. Its atomic number is ninety-four.…

… Baez Chemistry 104 Prof. Holme         In 1951 Carl Djerassi, with the Mexican pharmaceutical company Syntex, developed the first oral contraceptive by synthesizing and altering the natural hormone Progesterone into a superpotent, highly…

… Plastic Recycling         There are many methods for making materials that are dubbed plastic. Many different chemicals, most are petroleum based, are used for making plastic. A short history and a summary of some of the many methods of…

… temperature) a greenish-yellow gas that can be readily liquefied at 5170 Tarr or 6.8 atmospheres, at 20 C (68 F), and has a very disagreeable odor. It's Element Symbol is Cl, atomic number is 17, and atomic mass is 35.453. Chlorine's melting point…

…                                                       9/17/96                                                                                  Physics 009         …

… Atomic Number: 43 Atomic Symbol: Tc Atomic Weight: (97) Electron Configuration: -18-13-2 History, Properties and Uses: (Gr. technetos, artificial) Element 43 was predicted on the basis of the periodi c table, and was erroneously…

… with disastrous effects. Each day this serious problem increases, many people believe that this issue is too small to deal with right now this issue should be met head on and solved before it is too late. In the following paragraphs I will be discussing…