Mr Serghei Zaitev

Academic Writer

Serghei Zaitev
713
Articles Published

Serghei is a freelance academic writer specialising in supporting/tutoring chemistry students. He started working as a writer immediately after graduating from the University of Liverpool in 2011. Currently, in his role at UK Essays, he supports students with science essays, assignments, term papers, dissertations (and viva speeches), posters and presentations.

Areas of Expertise

Chemistry

Articles by Serghei Zaitev

Chemical compounds

Essay. Published: 2 May 2017

Introduction Chemical compounds can generally be classified into two broad groups: molecular compounds and ionic compounds. Molecular compounds involve atoms joined by covalent bonds and can be rep…

Urinary Excretion and Paracetamol

Essay. Published: 1 May 2017

Investigateurinary excretion of paracetamol in man. Paracetamol, known as acetaminophen in the USA, is one of the most commonly used analgesic and antipyretic drugs available over-the-counter. Its com…

Textile dyeing and textile wastewater treatment

Essay. Published: 27 April 2017

Advances In Textile Dyeing And Textile Wastewater Treatment Using Advanced Oxidation And Membrane Filtration Technologies: A Review Introduction The textile industry is a diverse sector in terms of pr…

IR spectroscopy of cigarette smoke

Essay. Published: 25 April 2017

In this experiment the constituents of cigarette smoke in undisclosed brands A and B were analysed using Fourier infrared spectroscopy (FTIR). The smoke from the cigarettes of both brands were tested …

Electromagnetic induction: An introduction

Essay. Published: 24 April 2017

Introduction Electromagnetic induction is the production of voltage across a conductor situated in a changing magnetic field or a conductor moving through a stationary magnetic field. Michael Faraday …

The hydrogen bomb

Essay. Published: 21 April 2017

INTRODUCTION The Hydrogen bomb was first suggested by Edward Teller in 1942 but active work on it was pursued in the summer of 1942 by Oppenheimer,Teller,Los Alamos and others. The first thermonuclear…

The cholinergic drug

Essay. Published: 20 April 2017

A cholinergic drug is a drug that acts on the peripheral nervous system, the central nervous system, or both and enhances the effects that are mediated by acetylcholine. It is also known as cholinerg…

Importance of chemical reactor

Essay. Published: 17 April 2017

INTRODUCTION The most important unit operation in a chemical process is generally a chemical reactor. Chemical reactions are either exothermic (release energy) or endothermic (require energy input) an…

The drug metabolism

Essay. Published: 17 April 2017

Introduction: If an exogenous microorganism enters the human body, this invokes the immune system to produce antibodies to come into contact with the foreign potentially pathogenic species and lead to…

Determination of crude fiber

Essay. Published: 23 February 2017

Dietary fiber can be defined as sum of polysaccharides and lignin that are not digested by human digestive enzymes. The major components of dietary fiber are cellulose, noncellulose such as hemicellul…

Thin layer chromatography (TLC)

Essay. Published: 11 May 2015

It stands for Thin Layer Chromatography. It’s a simple technique used by chemists in separation of Mixtures in addition to supporting the identification of the separated compounds by comparing t…

The candy chromatography

Essay. Published: 11 May 2015

Ever wondered why candies are different colors? Many candies contain colored dyes. Bags of M&Ms or Skittles contain candies of various colors. Colors in candies are synthetic dyes that have been …

Solar energy

Essay. Published: 11 May 2015

INTRODUCTION Solar energy is an inexhaustible resource. The sun produces vast amounts of renewable solar energy that can be collected and converted into heat and electricity. Texas, due to its larg…

Using Sodium Sulfite as a Food Additive

Essay. Published: 11 May 2015

Usually food additives can be divided into 2 types, direct additives and indirect food additives. Direct food additives are those that are added to the food intentionally to food e.g. flavoring agents, artificial colors etc. An exact quantity of the additive is measured and added to the product and exposure to the public of the additive can be measured….

Gunshot Forensic Analysis

Essay. Published: 11 May 2015

School of Chemistry MM4EOX: Electron-optical and X-ray Techniques Pages 1&2: Forensic investigation: trace evidence analysis for gun-shot residue Page 3: Phase identification : characterizati…

Introduction to natural gas

Essay. Published: 1 January 2015

Natural gas is one of the most important source of energy for reducing pollution and maintaining a clean and healthy environment we can call it as a future energy resource. In addition to being a dom…

Substitution reaction

Essay. Published: 1 January 2015

Introduction Substitution reaction of chemistry substitution reaction are also called displacement reactions .These are the reactions in which an atom or a group of atoms attached to a carbon atom …

Reacties van stoffen opgelost in water

Essay. Published: 1 January 2015

De volgende onderwerpen komen aan bod in dit hoofdstuk: Elektrolyten Netto Ion-vergelijkingen Soorten reacties Neerslag reacties Zuur-base reacties Redox reacties Elektrolyten: Als suiker (Sucrose…

Electrolysis Of Copper Sulphate Chemistry Essay

Essay. Published: 1 January 2015

Aim: to find out how the amount of current affect the amount of copper deposited at the cathode during the electrolysis of copper sulphate with inert graphite electrodes Hypothesis: Michael Faraday&#…

Determination of water hardness

Essay. Published: 1 January 2015

Introduction         Water that has not been purified is what is known as “hard water.” Hard water can contain substances like Ca2+, Mg2+, and Fe2+. These “hard ions” a…