Discovery Of Calcium Research Paper

Calcium is a very interesting element that has a lot to tell about itself. There is much history to be learned about calcium. Calcium was actually discovered by Humphry Davy in 1808. Calcium’s name happens to come from the latin ‘calx’ meaning lime. Lime (calcium oxide, CaO) was a useful material that was created by … Read more

Orange Grove Ponds

The California State University, Northridge (CSUN) Orange Grove, has been a historical landmark that has historically represented the very essence of CSUN all the way back from the year 1952. It was officially announced as a historical site after the Associated Students claimed it to be so officially in 1972. The five-acre orange grove consists … Read more

Fracking Persuasive Essay

On every fracking site, 8 million gallons of water and 40,000 gallons of chemicals are used each day. In addition, these chemicals are injected 10,000 feet into the ground. This interesting statistic calls attention to the dangers of contamination and pollution that fracking brings to local communities and residents. A PhD recipient from Duke University, … Read more

Essay on Gray Skies Tomorrow Book Report

Mexican author, Silvia Molina, writes the novel, Gray Skies Tomorrow, a narrative of a young Mexican girl who travels to London to attend Oxford University and her life there within a two-year span. Although not exactly an autobiography, the author writes first-person and describes events in her life as well as fictional events as she … Read more

Asian Carp Research Paper

The Spreading of Asian Carp The Asian carp is an invasive species that is vastly multiplying across lakes and rivers in the United States. Asian carp are a type of large fish from Southeast Asia. These carp are more traditionally known as Black carp, Silver carp, and Bighead carp. Asian carp were originally brought into … Read more

Bottled Water Vs Tap Water Essay

Water is determined by the amounts and kind of suspended and dissolved substances in the water, degree of alkalinity (pH), temperature, colour and smell, and the company of undesirable microorganisms. In this experiment, we are explaining whether bottled water is more pure than tap water. For this experiment, hypothesis is which water is more pure … Read more

Erlenmeyer Synthesis Essay

In the second separation of this experiment, the Erlenmeyer flask with the first filtrate was put into a beaker so the filtrate was in the beaker. The beaker was then heated on a hotplate until near boiling. After the whey protein had precipitated, a vacuum filter was used to filter out the whey. These proteins … Read more

To Prepare N-Butyl Bromide Or N-Bromobutane Essay

The objective of this lab was to prepare n-butyl bromide or nbromobutane, which is derived from an alcohol and an acid. In this case, n-butyl alcohol and sulfuric acid were the reagents. There were two methods of distillation that was involved in this experiment. The first was by reflux distillation, which is used to speed … Read more

Water Dams

Most dams are designed to accomplish a variety of functions, which include flood control, flat water recreation, hydropower electricity generation, and water supply. Although these seem like good reasons for the existence of dams, this type of constructions bring greater negative effects than good ones. The “environment effects of dams include loss of land and … Read more

Hard water

Water is a tasteless odorless vital element in which 90 percent of all organisms depend on to survive. It is one of the best-known ionizing agents and, is frequently called “the universal solvent”. Water combines with certain salts to form hydrates. It reacts with metal oxides to form acids and it also acts as a … Read more

Hydrothermal Vents – ecosystems below the sea

The hydrothermal vents are essentially geysers on the sea floor that support unusual chemical based ecosystems. Some scientists think that vents are the origin environments where life began on Earth billions of years ago. And the vents might also hold clues to life on other planets. This ecosystem may be one of the most ancient … Read more

The Hydrologic Cycle

The hydrologic cycle is a constant movement of water above, on, and below the earth’s surface. It is a cycle that replenishes ground water supplies. It begins as water vaporizes into the atmosphere from vegetation, soil, lakes, rivers, snowfields and oceans-a process called evapotranspiration. As the water vapor rises it condenses to form clouds that … Read more

The Chemistry Of Natural Water

The purpose of this experiment is to explore the hardness of the water on campus. Hard water has been a problem for hundreds of years. One of the earliest references to the hardness or softness of water is in Hippocrates discourse on water quality in Fifth century B. C. Hard water causes many problems in … Read more

Why is the sea salt

One theory states that the sea is salt because of the mid-Ocean rift. Fresh basalt flows up through the rift along with juvenile water; water that is made up of many of the components of sea water including chlorine, bromine, iodine, and many other molecules. Also some salts get into the ocean through volcanoes and … Read more

The Chemistry Of Natural Water

The purpose of this experiment is to explore the hardness of the water on campus. Hard water has been a problem for hundreds of years. One of the earliest references to the hardness or softness of water is in Hippocrates discourse on water quality in Fifth century B. C. Hard water causes many problems in … Read more

Water – The Most Important Substance In Our Evolution

Water is the most important substance in our evolution and our daily lives. Without water, life as we know it would not have been possible. This essay will examine the water molecule in order to ascertain how it brought about Earth’s thriving ecosystem and how important it is to us today. Each water molecule consists … Read more

What Is Acid Rain

Acid rain is a great problem in our world. It causes fish and plants to die in our waters. As well it causes harm to our own race as well, because we eat these fish, drink this water and eat these plants. It is a problem that we must all face together and try to … Read more

Desalinization – a water treatment process

Desalting refers to a water treatment process that removes salts from water. It is also called desalination or desalinization, but it means the same thing. Desalting can be done in a number of ways, but the result is always the same: fresh water is produced from brackish (somewhat salty) or seawater. Desalting technologies can be … Read more

Dammed Dams

The basic principle of a dammed dam is to prevent water from being passed. People have been continuing and to build and perfect these structures, not knowing the full intensity of their side effects. If one takes a weighing scale and put the benefits of the damns on one side and the side effects on … Read more