Chemistry essay samples

Introduction Chemical analysis of the nutritional value presents the foundation of the practice and science of dietetics and nutrition. However, although most people read the labels on products they buy, they know little about the precision and ...

The X-ray Photoelectron Spectroscopy was used to determine the TON material surface composition. Figure 5a shows that comparison of the core N 1s lines in the Degussa P25 and the meso-TON materials. Degussa P25 represents the absence of N 1s peaks. ...

There are four classes of organic compounds. These are carbohydrates, lipids, proteins, and nucleic acids. Majority of the organisms use carbohydrates for energy. Carbohydrates are defined as molecules which comprise of oxygen, hydrogen, and carbon. ...

Chemical decomposition is defined as the breakdown of a compound into simpler compounds or its basic elements. This type of chemical reaction occurs when a chemical is exposed to extreme environmental conditions like heat, radiation, humidity or ...

Since the first formation of the hot ball that became known as the Earth, life has continued to evolve in mysterious ways. All forms of complex life that are seen today can be traced back millions of years to ancestral species in the ocean, some of ...

Introduction Magnesium is a biogene element which is present in the tissues of all organisms. It is a part of a molecule of a green pigment of plants - Chlorophyll, which participates in a mineral exchange, activates fermental processes in an ...

Introduction Synthetic polymeric fibers are increasingly gaining usage, both at homes and in the industry. This raises concerns, as polymers such as polypropylene, polyethylene, terephthalate (PET), and nylon used to produce fiber are ...

1)Describe the microbial participants found within lower termite hindguts and their metabolic roles. -The hind gut of the termites contains flagellate protozoa, bacteria, and spirochetes that participate in its metabolic activity. These microbes ...

Light pollution refers to the misdirected overutilisation of artificial light. Light pollution has been linked to one of the major side effects of industrialization and urbanisation; moreover, pollution of such type has been blamed for such negative ...

Oxidation is a chemical process that practically occurs all around the environment. A freshly cut apple starts turning brown over time, metal parts of a bicycle or a car starts rusting when exposed to air and water, a copper penny turning ...

Toxic materials can find their way into the body through various entry routes. Response to the toxic materials in the body varies depending on the route by which they find their entry.  It is therefore crucial to understand which routes of ...

There have been disagreements among various scholars on the origin of all elements in the periodic table starting from hydrogen to uranium with different theories being developed. It is believed that the universe was unchanging, eternal, simple ...

Given paper aims to reveal xenon’s properties and its application. From the chemist’s point of view, xenon is the strangest gas among the rest of inert gases. Xenon first underwent the chemical reaction forming a stable compound. ...