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Chemistry Essay Examples and Topics

Hazardous Chemical Containment Case Study

Only few experts from the team should be allowed to get to the store and find the label of the punctured drum. The scene will be cordoned off from the reach of individuals who will [...]
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  • Words: 738

The Chemistry Behind Mineral Make-Up

According to the US Food and Drug Administration, cosmetics include all compounds or products that are applied to the body with the aim of beautifying, boosting attractiveness or improving the physical appearance without generally altering [...]
  • Pages: 5
  • Words: 1398

Hydrogenation of Carbon Dioxide

Other laboratories advanced the Hydrogenation process using expensive alloy catalysts with no following termination of the problems of unsteadiness due to the attendance of oxygen, dampness, or water vapor in the reactor.
  • Pages: 4
  • Words: 1190

Atmospheric Chemistry – Pollution

Ozone, a photochemical pollutant, is formed by the oxidation of explosive organic compounds in the presence of sunlight and oxides of nitrogen in the atmosphere.
  • Pages: 2
  • Words: 661

Element of the Periodic Table – Antimony

Antimony is mostly found with other elements and "Antimony was recognized in compounds by the ancients and was known as a metal at the beginning of the 17th century and possibly much earlier" Antimony is [...]
  • Pages: 5
  • Words: 1356

Organic Macromolecules

The relative proportions of the various components of the plasma are as characteristic as the changing proportions of the different macromolecules of the body.
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  • Words: 1118

Contribution of Amedeo Avogadro to Chemistry

He schooled in Turin and having come from a family background of lawyers, his career was oriented towards law whereby at the age of 16 years he had already become a bachelor of jurisprudence and [...]
  • Pages: 2
  • Words: 583

Oxidation and Reduction

The amount of oxygen present in the atmosphere and the nature of the material it comes in contact with determine the process of oxidation.
  • Pages: 8
  • Words: 1486

Activation Energy Barrier Definition

Any chemical reaction has a transitional state, which is characterized by a high level of available energy and can be described as a state of interacting molecules that corresponds to the peak of the activation [...]
  • Pages: 2
  • Words: 629

The Solventless Reaction: The Aldol Reaction Condensation

To explore the base-catalyzed aldol condensation between 3, 4-dimethoxybenzaldehyde, and 1-indanone under solvent-free conditions; To purify the product through recrystallization; To evaluate the melting point of the product.
  • Pages: 2
  • Words: 582

Nuclear Magnetic Resonance Spectroscopy

Although the use of proton NMR has been applied for the determination of trace components such as the residual hydrogen in D2 O, the mixtures of dinitrotoluene, and the mixtures of drugs, its great merits [...]
  • Pages: 5
  • Words: 3653

The Scope of Use of Chromatography

In conclusion, the scope of use of chromatography is wide and through chromatography the study of chemistry has been made a much more rich experience.
  • Pages: 2
  • Words: 708

Chemistry. How Heavy Metals Affect Protein Folding

The protein is widely expressed in highly homologous forms, suggesting that the roles played by metallothionein are essential to a variety of biological processes, and that the protein has a long evolutionary lineage.
  • Pages: 3
  • Words: 811

Nanofabrication. Bottom-Up vs. Top-Down Method

Some of the chemical processes used in the bottom-up approach include sol-gel process, the reaction of molecules in a flask, reverse microemulsion and flame synthesis, which have been used to make silica nanoparticles, nanozeolite, nanocatalysts [...]
  • Pages: 2
  • Words: 606

Chemistry Lab: “Capillary Electrophoresis”

Let me turn your attention to the processes that occur on the interphase boundary between the inner surface of the silica capillary and the water-electrolyte solution that fills up the capillary.
  • Pages: 4
  • Words: 1145

Radiochemistry Principles

The goal of this experiment was to illustrate various parameters of radioactivity, including the plateau of a Geiger-Muller counter, finding the resolving time of a Geiger tube, verifying the inverse square law, measuring the penetrating [...]
  • Pages: 5
  • Words: 1479

Biogeochemical Cycle: Nitrogen

The nitrogen cycle is a biogeochemical cycle that describes how nitrogen is converted to compounds and circulates through the air, water, and soil.
  • Pages: 2
  • Words: 395

Chemistry. Expansion Processes of a Perfect Gas

The purpose of the experiment was to examine the expansion of a perfect gas by determining the specific heat ratio through an adiabatic process and the ratio of volume using an isothermal process.
  • Pages: 5
  • Words: 712

Cadmium: Intro to Science

However, it is crucial to point out that cadmium is highly toxic, which means that it is necessary to prevent humans and animals from the exposure to it.
  • Pages: 2
  • Words: 674

Titration of Acids and Bases

To determine the concentration, the molality of NaOH solution was calculated assuming that at the equivalence point, the number of millimoles of NaOH equals the number of millimoles of KHP.
  • Pages: 1
  • Words: 304

KHT Solubility Experiment: Lab Report

Thus, the calculated molarity of NaOH is used to compute the molar solubility of KHT, which is the quantity of KHT moles that are liquefied in every liter before saturation level.
  • Pages: 4
  • Words: 1322

Chemistry: Environmental Pollution in Hungary

The acidification of water bodies leads to the death of numerous species that are susceptible to the presence of acid. Part of the problem is caused by the fact that Hungary is currently forced to [...]
  • Pages: 3
  • Words: 933

Food Dye and Bleach Reaction Experiment

The rate law demonstrates how the rate correlates with the concentrations of the components of the reaction. It is possible to note that "the power of the concentration in the rate law expression is called [...]
  • Pages: 5
  • Words: 1353

Polymer and Fiber-Reinforced Concrete

The objective of this report is to evaluate the properties, limitations, and prospects of future applications of fiber-reinforced concretes and polymer reinforced concretes.
  • Pages: 40
  • Words: 11030

Periodic Table Characteristics

The table is best illustrated by vertical and horizontal lines of elements with the latter called groups while the former are called elements.
  • Pages: 3
  • Words: 864

“Miracle Fruit Secret Revealed” by Ehrenberg

Also, the sweet-sensing machinery of the tongue is said to work effectively in acidic flavors such as carbonated drinks and citrus. This is a massive discovery, especially because it emphasizes the ability of the protein [...]
  • Pages: 2
  • Words: 601

Waxes and Greases Production and Specifications

In plants, the waxes are found on the cuticles, fruits, and leaves among other parts of the plants. In this light, bees and spermaceti produced the animal wax that was the main source of wax [...]
  • Pages: 14
  • Words: 3837

Aqueous HCl Solution Preparation

To prepare 500 grams of a 5% aqueous HCl solution, the chemist must have some basic information about the solute and the solution.
  • Pages: 2
  • Words: 668

Green Chemistry for Consumer Products

Green chemistry can be described as the abolition of the use or production of harmful substances in the creation, making, and use of chemical commodities.
  • Pages: 8
  • Words: 2195

OleT Enzyme Engineering to Improve Biofuel Yield

The geometry of the reactant complex was optimized and scanned to find the lowest energy pathway to bond hydrogen and oxygen atoms of abstraction of the closest hydrogen from the alpha and beta carbons in [...]
  • Pages: 16
  • Words: 15034

Long Lived Radionuclides in UAE Urban Soil

The amount of radionuclides depends on the concentration in soil, leachability of radionuclide and the solubility, and the sorption capacity of soil particles [2].
  • Pages: 17
  • Words: 4670

Acid Effects on Starch in Industrial Applications

This variability is apparent in the morphology of starch granules regarding size and shape, the amount of amylose, the structure of amylopectin concerning the length of chains, and the position of branching.
  • Pages: 7
  • Words: 2011

Chemical Raising Agent in Bread in Lab Experiment

Therefore, the gluten content of flour affects the physical properties of flour and the corresponding baked products. The leavening agent was baking powder, which consists of sodium bicarbonate and potassium bitartrate.
  • Pages: 6
  • Words: 1703

X-Ray Fluorescence Experiment with Salt

The salt sample was then put in a plunger to be compressed followed by measuring the height of the compacted sample, which was 7 cm. Other chemical elements that were found in the salt specimen [...]
  • Pages: 3
  • Words: 878

Isotope Ratio Mass Spectroscopy of Cheese

The purpose of this study was to use isotope ratio mass spectroscopy to determine isotopic disparities of 15nitrogen, 13carbon and 2hydrogen in six cheese samples and distinguish them based on geographic, geological and agricultural practices. [...]
  • Pages: 5
  • Words: 1495

Spectroscopy as the Detecting Oil Fraud Tool

Because of the efficacy with which spectroscopy allows determining the status of oil and the analysis of its compounds, the specified tool should be recognized as superior in detecting the cases of oil fraud.
  • Pages: 1
  • Words: 303

Preparation of Antioxidant Enzymatic Hydrolysates

1. What is the research question the author(s) is trying to answer? In the article, there is no research question the authors try to answer. They do not pose any questions, as well as they do not rely on any questions that could be possibly developed in past studies. Through the lines in the introductory […]
  • Pages: 4
  • Words: 1092

Whey Proteins: Dipeptidyl Peptidase IV Inhibitors

1. What is the research question the author(s) is trying to answer? In fact, there are no direct or indirect research questions in the article. For that reason, it is hard to say what particular questions the authors tried to answer in their project. In the beginning, they identified β–lactoglobulin as one of the main […]
  • Pages: 4
  • Words: 1087

Metal-Organic Frameworks: Catalyst for the Synthesis

A number of homogeneous catalysts, including liquid catalysts, quaternary ammonium salts, transition metal complexes, and ionic liquid catalysts have been investigated for their catalytic potential in the cyclic addition of CO2 and styrene oxide. The [...]
  • Pages: 20
  • Words: 5583

The Pinacol Rearrangement Organic Reaction

The first objective of the experiment was to demonstrate how pinacol undergoes rearrangement to form pinacolone under the catalysis of heat, acid, and boiling chips.
  • Pages: 5
  • Words: 1660

Ethanol Production

The use of corn in the production of ethanol has a number of drawbacks. This is attributed to the fact that the production of high amount of ethanol requires corn in large quantities.
  • Pages: 10
  • Words: 2849

Artificial Light Invention

This reflective treatise attempts to explore the invention of artificial light, benefits, and usage in the field of chemistry. To begin with, artificial light is used in most of the experiments in the laboratory to [...]
  • Pages: 2
  • Words: 573

Aluminum Casting Alloys Manufacturing

The report describes the source of materials in the manufacture of aluminum alloys, the manufacturing process, and the economic importance of the product.
  • Pages: 6
  • Words: 1183

Long Residue Processing in Oil Refineries

However, it is important to note that the amount of products produced from the atmospheric distillation process is not always proportional to the demand of the products rather it depends on the amount of crude [...]
  • Pages: 4
  • Words: 1096

Alcoholic Fermentation and Metabolic Traits

Furthermore, researchers intended to investigate the impact of human selection on strains' food processing in addition to studying both the genetic variability and plasticity of different fermentation products between strains and food processes.
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  • Words: 594

Hydrogen Bonds: Chemical Properties

It is possible to have these properties due to the presence of hydrogen bonds within the molecules of liquid water. It is the presence of a significant number of hydrogen bonds that allow for the [...]
  • Pages: 6
  • Words: 1642

Thin Layer Chromatography

The TLC sheet was placed in a universal bottle containing solvent A with the line of origin nearest to the bottom but above the solvent. The positions of the solvent and each pigment molecule were [...]
  • Pages: 3
  • Words: 1218

The Periodic Table

The Periodic Table is the tool for arranging elements based on the correlation between the periodic function of their atomic numbers and the properties of the elements in question.
  • Pages: 2
  • Words: 725

Electron Configuration and Behavior in Chemistry

Since the equation, =E , yields unique energy, which describes distinctive waves that define the probability of finding an electron in the space of an atom, Schrodinger presented another characteristic, namely, the particulate behavior of [...]
  • Pages: 4
  • Words: 1198

The Photosynthesis Rate of Waterweed

In this experiment, it was hypothesized that the rate of photosynthesis rises with an increase in the concentration of carbon dioxide and went on to test the hypothesis.
  • Pages: 10
  • Words: 2767

Carbon Cycle and Climate History of the Earth

This paper will discuss the carbon cycle, which is the continuous movement of carbon atoms through different paths, with a focus on the two major divisions of the process and the human impact on the [...]
  • Pages: 5
  • Words: 1422

General Chemistry: Problem Solving Videos

Therefore, PSVs assist in avoiding the confusion since students can make allusions to their previous knowledge and by solidifying their comprehension of multiple themes.
  • Pages: 1
  • Words: 334

Reactive Dyes and Membrane Filtration

Many factors such as techniques of dyeing, the contents, the processes and possibilities of recycling influence the choice of size and type of the membrane to be used in a dyehouse [25].
  • Pages: 3
  • Words: 977

Forward Osmosis and Possible Challenges

To this end, the literature in this essay tries to establish the challenges that come with the adoption of FO by a state. To this end, the quality of the feed-water influences the fouling of [...]
  • Pages: 2
  • Words: 577

Nylons: Production, Characteristics and Applications

The general background provides information on the various terms used to describe nylon, the history of nylon, a comparison between nylon and other natural materials, such as cotton and silk, and the standards set aside [...]
  • Pages: 16
  • Words: 4161

The Manufacture of Polyethylene

5 The popularity of polyethylene is rooted in the fact that this polymer is cheap, flexible, durable, and chemically resistant6 It is important to take a closer look at the manufacturing process in order to [...]
  • Pages: 16
  • Words: 4148

The Membrane Thickness Effects on Pervaporation

The article focuses on the thickness of the membrane and its effects on the said process. In the process of carrying out the study, the thinking and rationalization of these researchers were governed by the [...]
  • Pages: 8
  • Words: 2222

Chemical Weathering Prevalence and Effects

The combination of humid conditions and average temperatures purport the corrosion of rocks containing iron elements by the formation of iron oxide that weakens the rocks.
  • Pages: 2
  • Words: 727

Naphtha Reforming: Progress and Profits

In fact, some studies have explored the unknown elements of the catalytic process in naphtha reforming. It is also necessary to note that elements in the hydrocarbons and concentrations of other elements are responsible for [...]
  • Pages: 15
  • Words: 4185

Hair Care Products: Components and Effects

The heating facilitates the production of formaldehyde gas that bonds the hair with the conditioner. The entire process exposes customers to the risk of inhaling the formaldehyde gas that has negative effects on the body.
  • Pages: 5
  • Words: 1383

Swiffer Wet Refills Materials

These important steps are the selection of the fibers which can be used for the production of the wet mopping cloths; the process of laying the chosen type of fibers to make a definite type [...]
  • Pages: 7
  • Words: 1913

Polypropylene Concept in Chemistry

The majority of commercial PP is isotactic and possesses a transitional intensity of crystallinity amid the one of high-density polyethylene and low-density polyethylene.
  • Pages: 20
  • Words: 5166

Polymer Based on Ethylene Glycol – Chemistry

Ethylene glycol polymers are products of additive reactions between ethylene oxide and ethylene glycols. The boiling point and state of ethylene glycol polymers are proportional to molecular weight.
  • Pages: 20
  • Words: 5450

Ethanol as an Alternative Source of Energy

Ethanol is the product of the fermentation of plants, and that is why it can be called a renewable source. That is why it can have a great influence on the issue of energy security.
  • Pages: 2
  • Words: 579

Lubricants Oil Production in Refineries

Despite being various categories of the lube oil as mentioned earlier in the project, mineral lube oil from petroleum is the commonly preferred lubricating oil to the synthetic lube oil.Fig.showing lubricating oil The history of [...]
  • Pages: 8
  • Words: 2245

Production of Acetone from isopropyl alcohol

Following the procedure in the production of acetone, the several materials emerge during and after the production. The production of acetone In the feed drum: A feed is a tank like object used in the [...]
  • Pages: 8
  • Words: 2271

Characteristics of Perchlorate

The aim of the EPA is to continue assessing the health effects of perchlorate, along with the science behind their occurrence in public water systems. The state of California also regulates perchlorate as a contaminant [...]
  • Pages: 3
  • Words: 991

Effects of chemicals

In both studies, time was a key factor that helped to determine the blood lead levels and effects of lead on body organs.
  • Pages: 2
  • Words: 639

DDT Target Organs

Based on these findings, the study came to a conclusion that exposure to DDT and DDE during the prenatal period can to lead to delays in the development of infants.
  • Pages: 2
  • Words: 616

Compare and Contrast of Toxicants

The selected toxin, which affects the nervous and cardiovascular system, is mercury. Once the nervous system is exposed to mercury compounds, its effectiveness and response are reduced by the harmful compounds.
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  • Words: 613

Types of Plastic

Manufacturers utilize various techniques in polymerization and one of these is the application of several additives to vary the plastic properties and to attain the desired results for commercial purposes.
  • Pages: 10
  • Words: 2918

Discovery of Polonium and Radium

The curious mind of Pierre on why a substance seemed to defy a scientific law started the journey that led to the discovery of polonium and radium.
  • Pages: 5
  • Words: 1388

Lubricating Oil Extraction Methods

This paper is therefore an in-depth analysis of the extraction of lubricating oils by looking at the methods of extraction, description of processes, purpose of extraction and new developments in lubricating oil extraction with emphasis [...]
  • Pages: 8
  • Words: 2147

The MEK lubricant and de-waxing method

During the de-waxing process, the solvent is subjected to a mixture of the waxy oil. Evaporators The evaporator is used in recovery of the solvent from the de-waxed oil and wax.
  • Pages: 8
  • Words: 2144

Flammable or Combustible Liquids

Therefore, temperature is the determinant of the absorption of the vapor of the combustible liquid by the air. The flashpoint of a liquid is the least temperature, which there will be enough concentrated vapor of [...]
  • Pages: 12
  • Words: 3232

Who discovered oxygen, Priestly or Lavoisier?

As a matter of fact, oxygen is present almost everywhere forming two thirds of the body mass of a healthy human being, it accounts for half the mass of the crust of the earth as [...]
  • Pages: 2
  • Words: 567

Drug Analysis: Amphetamine and Methamphetamine

Analysis of amphetamine and methamphetamine is carried out in a series of steps that entails employment of numerous tests for conclusive identification of this group of stimulants.
  • Pages: 3
  • Words: 861

How is Aluminium Ore Converted to Aluminium Metal?

The amount of heat required in the blast furnace depends mainly on the following factors: The type of ore being used the composition of different ores is different and as such the heat required to [...]
  • Pages: 3
  • Words: 787

Chemistry in Life

This paper focuses on the application of chemistry in life as well as some of the hazards that it has presented to life.
  • Pages: 7
  • Words: 1435

The Pollution Within

The writer wants to know the source of the contaminants in his blood. The writer continues to describe the nature of the chemicals found in his body.
  • Pages: 2
  • Words: 596

The Effect of Inhibitors and Temperature on Enzyme Reactions

Enzymes are described as biological proteins which accelerate the rate of reaction of a chemical substance, while inhibitors are elements which reduce the speed of catalyzed reaction of enzyme through connecting into the enzyme and [...]
  • Pages: 4
  • Words: 1194

Gold’s Production and Processing

However, it is this severity of the social as well as the environmental issues associated with the production of the mineral that has generated a big concern from the global authorities leading to interventions of [...]
  • Pages: 6
  • Words: 1634

Chemical Spills in Forensic Setting

In the forensic labs, rudiments of environmental wellbeing and safety should be strictly considered. The required quantity of chemicals should be used in crime scenes, and excess spillage must be cleaned.
  • Pages: 2
  • Words: 630

Chemical Engineering and Influence on Economics

Chemical processes engineering deals with designing, manufacturing and operation of plant and machinery in industries. Process designing is the most basic and physical step in the whole process of chemical engineering.
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  • Words: 548

Chemical and Physical Properties of Ethane

The gas is used in the manufacture of ethane. The industry uses ethane to manufacture ethylene, which is a crucial resource in the manufacture of plastics and other chemical products.
  • Pages: 2
  • Words: 550