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

Investigation of Oral Contraceptives

Essay. Published: 30 November 2017

Oral Contraceptives Made by NAME: Ahmed Abdelgaber NAME: Ahmed Mohamed Yousef Hablass NAME: Baraa Emad Hussien NAME: Nagdat Magd Mahouk NAME: Sherif Maher Dahshan LAB GROUP:…

Effectiveness of Soap and Shampoo in Hard Water

Essay. Published: 30 November 2017

Literature Review According to Soap and Detergent Association of Canada [SDAP] (n.d.), soap is an effective cleansing agent, but its effectiveness reduced when used in hard water which has contaminat…

Investigation of Flame Retardant Chemicals

Essay. Published: 30 November 2017

1.0 Introduction Cotton has been used for textile fibre for a long time. It is cool and comfortable to wear. The air spaces within the fibres allow the fibre to absorb liquids. Cotton can be chemical…

Investigating Alykl Hydoxylation in P450-can Using EVB

Essay. Published: 30 November 2017

Shen Ye Abstract Cytochrome P450s are a superfamily of haemoproteins1-3 which catalyse the oxidation of organic molecules4. One P450 enzyme studied for its hydroxylation mechanism is P450cam (CYP101)…

Surface-Enhanced Raman Spectroscopy (SERS)

Essay. Published: 30 November 2017

Modern biomedicine advances have impelled the demand of sensitive, accurate and fast analytical techniques for biodetection and biodiagnosis. Many tools ranging from fluorescence spectroscopy, mass s…

Electrochemical Impedance Spectroscopy Study

Essay. Published: 30 November 2017

Electrochemical impedance spectroscopy An EIS study was carried out at different dc potentials in order to study the mechanism of ORR in O2 saturated alkaline solutions on prepared GDEs. The Nyquist …

Stratospheric Ozone Depletion Research

Essay. Published: 28 November 2017

A) Effects of Ozone on the Lower Atmosphere The lower atmosphere (Troposphere) includes 75% by mass of the atmosphere (concentrated). Natural sources of Ozone in the troposphere includes lightning….

Assessment of Plants for Anti Asthmatic Drugs

Essay. Published: 28 November 2017

Introduction Asthma is a respiratory inflammatory disease characterized by narrowing of bronchial airway. There are changes in level of cytokines, eosinophils, lymphocytes, mast cells, and other infl…

Assessment of Cadmium levels in Chocolate

Essay. Published: 28 November 2017

Research Proposal Assessment of Cadmium levels in chocolate commercialized in Lebanon Josiane Haddad   1- Background and significance Cadmium (Cd) as an element is a soft silver-white transition m…

Properties of Iron: An Introduction

Essay. Published: 28 November 2017

LIYI WEN Iron Physical properties Iron is a silvery-white or light gray metallic. It is ductile and malleable. Toughness is the ability to be involved in the thread. Scalability is the ability to be …

Mixed-Ligands Complexes of L-Amino Acid and Ascorbic Acid

Essay. Published: 28 November 2017

Electrochemical Studies of Mixed-Ligands Complexes of L-Amino acid and Ascorbic acid by Voltammetric Technique Meena* and O.D. Gupta   ABSTRACT Studies of Pb(II) with amino acid L-Serine and Ascorbi…

Determination of Alcohol Content Using Gas Chromatography

Essay. Published: 28 November 2017

1.0 TITLE Determination of alcohol content in Tapai by using gas chromatography technique 2.0 INTRODUCTION Alcohol is an organic compound which contain hydroxyl functional group (-OH) that bonded t…

Introduction to Chemical Kinetics

Essay. Published: 28 November 2017

Chapter 1 Introduction 1.1 Chemical kinetics Chemical kinetics is the branch of chemistry that deals with the rates or velocity, at which a chemical reaction occurs and also the factors affecting the…

Development of Hard Water Sensor using Fluorescence

Essay. Published: 28 November 2017

Ph.D. Thesis: Dibyendu Dey Development of hard water sensor using fluorescence resonance energy transfer 7.1. Introduction “Hard water” has high mineral content in compare to “soft water”. …

Chemical composition of Ambrette Essential Oil

Essay. Published: 28 November 2017

Chemical composition of the essential oil of ambrette (Abelmoschus moschatus Medik.) from subtropical region of north India Ram S. Verma*, Rajendra C. Padalia, Amit Chauhan ABSTRACT Abelmoschus mosch…

Different Methods of Chromatography – Analysis

Essay. Published: 28 November 2017

General Introduction Health is of prime importance to a human beings and wants to get cured in the least possible time whenever they falls ill. This desire and necessity has resulted in the use of …

Water Decontamination Methods – Advantages and Disadvantages

Essay. Published: 28 November 2017

Outline Abstract In Malaysia, for the past many years, drinking water treatment was only limited to water disinfection by using chlorine; however it had been concluded that its use in potable water…

Bromination of (E)-Stilbene

Essay. Published: 28 November 2017

Kaisha Butz   Abstract: The purpose of this experiment was to synthesize the second intermediate (meso-stilbene dibromide) in the E-Stilbene reaction by Bromination. It was hypothesized that if th…

2D Colloidal Nanocrystal for Optoelectronic and Solar Cell

Essay. Published: 28 November 2017

Novel 2D colloidal nanocrystal for optoelectronic and solar cell applications Recently, 2D material has attracted tremendous attention due to their fascinating physicochemical properties. Particularl…

Performance of Raspberry-Like Gold Nanoparticles (Au RLNPs)

Essay. Published: 28 November 2017

​​​​​​​High Catalytic Performance of Raspberry-Like Gold Nanoparticles (Au RLNPs) and Enhancement of Stability by Silica Coating….