Essay Database

Introduction: For this investigation I will determine the Relative atomic mass (Ar) by using two different methods. In the first method I will dissolve a piece of lithium of a known mass in water, I will then collect the hydrogen gas produced,…

systematic organization can lead to a better understanding of the pattern found in nature. In the periodic table there can be a time when it just doesn't look right or was a bit weird. A group or period of elements just didn't make sense. When scientis…

of this experiment is to find out by how much the solubility of potassium nitrate into distilled water increases when the solution is heated, and if yes, by how much. Hypothesis: According to data on the internet, 3.75 × 10­¹ moles of potassium…

Matt Judd, Sec. 25 Date Performed: 10/15/03 Abstract: The objective of this experiment is to efficiently perform a fischer esterification of 1-Hexanol to form water and hexyl acetate, and to confirm the esterification with a nuclear magnetic…

243a Matt Judd, Sec. 25 Date Performed: 10/29/03 Abstract: The objective of this experiment is to use Gas Chromatography to distinguish between two enantiomers of carvone from caraway oil and spearment oil and to find the 2 carvone's optical…

is that most of the individuals in a normal population do not carry genes for genetic diseases. Starting with this assumption, many breeders argue that it should be possible to breed animals with a desired conformation while avoiding undesirable…

have a given percentage of the primary ingredients, water and ethanol. The differences between cheap and expensive liquors, therefore, arise in the unique flavors and aromas particular to different types and brands. These unique flavors are the result…

equipment in any office setting. Not that long ago, all copies were done by use of carbon paper or tedious recopying by hand. This modern invention that is so taken for granted in today's fast paced society was a long time in coming. The first photoco…

It has 80 protons, 80 electrons, and 121 neutrons in a neutral atom. It is in the 6th period, and the 12th group. A neutral atom has an atomic weight of 200.59 AMU. It is a silver color, and it is metallic. Mercury is the only common metal liquid…

It has 80 protons, 80 electrons, and 121 neutrons in a neutral atom. It is in the 6th period, and the 12th group. A neutral atom has an atomic weight of 200.59 AMU. It is a silver color, and it is metallic. Mercury is the only common metal liquid…