Chemistry Essays Examples For College & High School Students in PDF

1489 total results

Gregor Mendel and the Study of Genes (590 words, 1 pages)

Genetics is defined as the study of genes through their variation or the study of inheritance. It is the branch of biology that deals with heredity, especially the mechanisms of hereditary transmission and the variation of inherited characteristics among similar or related organisms. For thousands of years farmers and herders ... Read More

An Experiment to Explore the Different Modes of Stretching Metal (583 words, 2 pages)

Introduction The point and purpose of this experiment is to explore the different modes of stretching that are allowed by a metal with a three-carbonyl ligand system. The ligand that we are going to study is an arene, which allows for it to have different properties as opposed to the ... Read More

A Research on the Development of the Hydrogen Bomb (1327 words, 2 pages)

Philosophy of the Development of the Hydrogen Bomb Introduction Dr. V and Dr. W did an excellent job in explaining the chemical makings of and the moral issues of the development of the hydrogen bomb and other nuclear weapons in their class lectures. Based on their lectures and the text, ... Read More

An Experiment on Osmosis (754 words, 2 pages)

Planning. Osmosis is the diffusion of water molecules across a semi-permeable membrane. Diffusion is the movement of molecules from an area of high concentration, to an area of low concentration. So, Osmosis is the movement of water molecules from an area where there are lots of water molecules to an ... Read More

Account of the Life, Studies and Accomplishments of Sir Isaac Newton (1477 words, 3 pages)

I INTRODUCTION TO SIR ISSAC NEWTON Newton, Sir Isaac (1642-1727), mathematician and physicist, one of the foremost scientific intellects of all time. Born at Woolsthorpe, near Grantham in Lincolnshire, where he attended school, he entered Cambridge University in 1661 he was elected a Fellow of Trinity College in 1667, and ... Read More

A Biography of George Washington Carver (443 words, 2 pages)

Carver was born a slave in Missouri. Although is exact birth date is unknown it has been narrowed down to July 12, 1861. Carver was only an infant when his dad was killed an he, his brother and mother were kidnapped. He was then orphaned and Moses Carver, his owner, ... Read More

A Chemistry Independent Study of the Gas Laws (2464 words, 5 pages)

Chemistry Independent Study Gas Laws Gas Laws Since the days of Aristotle, all substances have been classified into one of three physical states. A substance having a fixed volume and shape is a solid. A substance, which has a fixed volume but not a fixed shape, is a liquid liquids ... Read More

A Study on the Element, Ethene (717 words, 2 pages)

Ethene essay Ethene, colorless, slightly sweet-smelling gas with formula H2CCH2 (C2H4). It is an alkene produced by the crackling and fractional distillation of petroleum and from natural gas. Ethene is very reactive and readily forms many products, such as ethyl chloride and polyethylene. It is used to color and ripen ... Read More

A Study of Bulk Movement (616 words, 2 pages)

1. a) Bulk movement is the overall movement of a fluid. The molecules all move in the same direction. Diffusion however is the random movement of molecules which usually results in a fairly even distribution. In other words the movement is not guaranteed to move in one direction but the ... Read More

An Argument Against the Idea of Cloning Humans (745 words, 1 pages)

Cloning The possible physical damage that could be done if human cloning became a reality is obvious when one looks at the sheer loss of life that occurred before the birth of Dolly. Less than ten percent of the initial transfers survive to be healthy creatures. There were 277 trial ... Read More

An Introduction to the Element Carbon Dioxyde (1437 words, 2 pages)

Carbon dioxide is a colorless, odorless, non-toxic, and slightly acid-tasting gas. Sometimes referred to as a carbonic acid gas, the molecule consists of one atom of carbon joined to two atoms of oxygen. It occurs naturally in the atmospheres of many planets, including that of earth. Carbon dioxide is uniformly ... Read More

An Introduction to Acid-Base Titration Experiment (279 words, 1 pages)

Acid-Base Titration Experiment 20C Objective To titrate a hydrochloric acid solution of unknown concentration with standardized 0.50 M sodium hydroxide and to utilize the titration data to calculate the molarity of the hydrochloric acid, and the molarity. Materiel Refer to Heath Lab Manual page 236 Procedure Prepare for lab. Put ... Read More

A Laboratory Experiment on the Properties of a Pendulum Moving in a Circular Motion (277 words, 1 pages)

Laboratory topic 10 In this experiment we will observe the properties of a pendulum moving in a circular motion rather than the traditional back and forth motion. This will simulate the direction that a satellite would follow above the earths atmosphere. The purpose of this experminate will be to show ... Read More

An Experiment on the Investigation of Enzyme Activity (3343 words, 7 pages)

This experiment will be an investigation into enzyme activity. Wherever enzymes are used one has to bear in mind that there are various factors which affect the enzyme activity. I will be investigating how different concentrations of the enzyme catalase affect the rate at which hydrogen peroxide is broken down ... Read More

Development of the Zone System by Ansel Adams and Fred Archer (268 words, 5 pages)

Development of the Zone System is widely regarded as one of the major achievements in the history of photography. The Zone System is a method of understanding and controlling the exposure and development of the negative, and how to vary that exposure to get the results you want. The Zone ... Read More

A Report on the Loch Ness Monster Mystery in Scotland (1139 words, 2 pages)

Welcome to Scotland, the home of Shrek's accent, Braveheart and haggis. Located at the northernmost tip of Great Britain, it has a history rich in tradition and folklore. It is also the home of the largest lake in the United Kingdom. Loch Ness Lake is nearly 23 miles long and, ... Read More

An Analysis of the Breakdown of Hydrogen Peroxide Experiment (634 words, 1 pages)

The breakdown of hydrogen peroxide by the enzyme peroxidase is a common chemical reaction in cellular metabolism. However if the cells develops high amounts of hydrogen peroxide, it can harm the cell itself. There is a reaction within the liver that involves the hydrogen atoms in a toxic substance to ... Read More

An Experiment on the Contribution of Gender to the Recovery Heart Rate in Humans (596 words, 2 pages)

ABSTRACT This experiment is designed to test whether or not gender is a major contributing factor to the recovery heart rate in humans. Most would assume that the male heart rate would be considerably faster in recovery time than that of the female. This experiment furthers that assumption by eliminating ... Read More

An Experiment to Determine Satisfactory Amounts of Radon in St. Marks High School (770 words, 2 pages)

Radon Lab Abstract The purpose of this study was to determine the amount of radon in the homes of students and affiliates from St. Marks High School, see if the amounts were normal and satisfactory for EPA guidelines, and to note any patterns that occurred. To conduct the experiment, prepared ... Read More

An Argument Against Nuclear Power That is Being Served as the Nation’s Prime Source of Energy (467 words, 1 pages)

Iodide pills, utilized to strengthen the body's immunity to radioactivity, may become a common item on one's shopping list if the nuclear power market continues to expand. The number of nuclear reactors being established is slowly rising. As this number rises, so too does the chance of a nuclear meltdown. ... Read More

An Experiment on Finding the Effect of Temperature on the Membrane Permeability of Beetroot (1265 words, 5 pages)

Implementation My aim for this experiment was to find the effect of temperature on the membrane permeability of beetroot. Since I was unfamiliar with this experiment, I first conducted a preliminary test. I considered my preliminary test as my trial for this experiment. My Hypothesis for this experiment was to ... Read More

A Biography and Life Work of Josef Mengele, a German Mad Scientist (559 words, 1 pages)

Josef Mengele was born in 1911 in the Bavarian village of Gunzburg, Germany. Josefs parents were devout Catholics, and saw to it that he and his two brothers were raised accordingly. Mengele had always dreamed of a career in science and anthropology. In 1930, he graduated from high school and ... Read More

An Analysis of Our Class Experiment Testing the Durabilities and Lasting Power of Batteries (420 words, 1 pages)

Many people dont like working in groups when one grade will apply to the whole group. I dont mind working in this type of setting because all of the work is divided amongst the team. If everyone knows what they have to do in order to complete the assignment to ... Read More

A Biography Of Galileo Galilei and His Accomplishment (1101 words, 2 pages)

Known to some people as the father of modern science, Galileo impacted this field in such a way that he was put on trial for going against the Catholic Church?s beliefs, because he supported the Copernican theory that the Earth revolved around the sun. The Church?s belief was that the ... Read More

The Emergence and Development of the Field of Turfgrass Science (1153 words, 2 pages)

The field of turfgrass science, and golf course management has became very sophisticated in just the few short years that I have been involved. Much of the equipment has gone higher tech, as far as electric motors, and more computerized technology. Many golf course superintendents now are , 'online via ... Read More

A Report of Computer Engineer Career and Family (599 words, 1 pages)

Amit Shah Mrs. Krick Period 4 Career and Family Report The career I chose was Computer Engineer. Computer Engineers work with the hardware and software aspects of computer design and development. They use science and mathematics to develop new kinds of hardware and software and also solve technical problems. Computer ... Read More

A Look at Alexander Graham Bell’s Trials and Inventions (1143 words, 2 pages)

Driven by voracious curiosity, Alexander Graham Bell possessed an extraordinary gift for seeing inventive possibilities and for envisioning how to create working innovations. He was driven by a deep need to solve problems and to invent practical solutions. Bell was never satisfied by just one invention. There was always another ... Read More

A Biography of Josef Mengele (1548 words, 3 pages)

Educationtraining. Josef Mengele was born on March 16, 1911 in a Bavarian village of Gunzburg, Germany. He was the eldest of two brothers his parents were Karl and Walburga Mengele. His parents were deep believes in the Catholic faith, his family was raised accordingly. His father was a founder of ... Read More

A Focus on Five Admixtures Tested on Four Different Lafarge Cements (2452 words, 5 pages)

Summary The compressive strengths from the concrete cylinders are the main focus of this report although air and proctor tests were also conducted. The tests conducted in the LAOP conform with the standards approved by the American Society of Testing Materials (ASTM) which are briefly described in Appendix A of ... Read More

An Analysis of the Element Lanthanum (419 words, 2 pages)

I am writing about an element known as lanthanum. The name comes from the greek word lanthano, meaning to be hidden or concealed. It was discovered by the Swedish chemist Carl Mosander in 1839. It has the atomic weight of 138.91 and the atomic number of 57. It is found ... Read More

Chemistry Essay Examples