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Anaerobic digestion

Introduction : Today the problem of waste pollutants has increased due to increasing number of industries as well as urbanization. Water is polluted in large amount...

Perception Of Chemistry Of Secondary Students Chemistry Essay

The purpose of this research was to examine the perception in chemistry of third year high school students. This paper discussed the perceptions in chemistry,...

Heavy metal pollutant

An ongoing debate regarding the exact definition for heavy metal pollutant, there are many different definitions have been proposed. For example, some based...

Concerted measures

Introduction Quality control is one of a number of concerted measures that analytical chemists can take to ensure that the data produced in the...

Chemistry Essays - Essential Fatty Acids

A discussion on the role of essential fatty acids in human health. Introduction: Fatty acids are important components of lipids (fat-soluble components of living cells)...

The forensic science

Introduction of title The terms of "forensic science" cover those professions which are involved in the application of social and physical science to the criminal justice...

Properties of complex ions

Aim The aim of this experiment is to investigate some properties of ionic complex compounds which contain water molecules, namely experiments of blue copper (II) sulphate...

About biodiesel

1.0 Introduction The word “biodiesel” is derived from the Greek word “bio” which means life and “diesel” which is lifted from Rudolf...

Determination of water hardness

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...

Variety of colors

Which dyes in candies which make colors? A lot of candies contain dyes to make them certain colors. Skittles come in a variety of...

The electrochemical properties

History Lithium-ion batteries were first proposed by M.S. Whittingham (Binghamton University), then at Exxon, in the 1970s. Whittingham used titanium(II) sulfide as the cathode and lithium...

General acceptability criteria

Chapter 2 - GENERAL ACCEPTABILITY CRITERIA 2-1 GENERAL. The requirements in this Handbook together with appropriate administrative rules...

Declaration of Honesty

Introduction Background Sludge is produced as a bypass product of a water treatment process. The sludge is commonly disposed on land, but this...

Quantity of ionization energy

Ionization energy is the quantity of energy that a neutral atom (or an ion in case of second and third ionization energy) must absorb to...

Chemically prepared or sensitized material

INTRODUCTION OF PHOTOGRAPHY Photography is defined as the science and art of producing an exact impression of an object on chemically prepared or sensitized...

Introduction to sequenced defined polymers

Objectives Over the course of the next 24 weeks the objective of this project is to (1): Synthesise a well defined polymer using a CRP (Controlled...

Green chemistry and its applications

Acknowledgement I am thankful to my teacher mr. Harminder singh who had helped me in my work and showed me a path for doing it in...

The drug metabolism

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...

Importance of chemical reactor

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...

Inhibitors of cyclooxygenase

Will Inhibitors Of Cyclooxygenase 2 Ever Play A Prominent Role As Therapeutic Agents? Cyclooxygenase 2 belongs to a group of enzymes called Cyclooxygenases, which are responsible...

The swine flu

Currently, there has been an international concern and fear about the disease "The Swine" or Swine Flu. The main question that all the experts were...

Natural product chemistry

Introduction Of Natural Product Chemistry In the beginning of organic chemistry was natural products chemistry. For a long period, up to the 1960's the structural...

Alternative souce of energy

INTRODUCTION ALTERNATIVE SOUCE OF ENERGY Alternative souce of energy are derived from sources that donot use upnatural resources and donot harm the environment. There are no.of alternative source...

Effect of fermentation on teas

Abstract Centella asiatica leaves were exposed to fermentation/oxidation for varying amounts of time: no fermentation (0 min), partial fermentation (90 min) and full fermentation (24 h)....

Predictors Of Success In Chemist Licensure Examination Chemistry Essay

A discriminant analysis was performed to identify variables that can successfully predict passing of Bachelor of Science in Chemistry graduates of Western Mindanao State University,...

Desmear and electroless plating

Introduction Printed circuit board...

Original transparency a few minutes

Introduction: A glass that darkens when exposed to light but regains its original transparency a few minutes after light is removed; the rate...

Propensity of self-assembling

Introduction: peptides has the propensity of self-assembling, as the concentration of peptides increases in the solution, the monomers interact with...

Synthesis of nickel complexes

Abstract The purpose of this experiment was to investigate the Ligand exchange that occurs when different Nickel complexes and reacted with Triphenylphosphine. Introduction Triphenylphosphine was first prepared...

Difference between certain compounds

Introduction :- An obvious difference between certain compounds is their color. Thus, quinone is yellow; chlorophyll is green; the 2,4-dinitrophenylhydrazone derivatives of...

Side effects of non-steroidal drugs

INTRODUCTION Non-steroidal anti-inflammatory drugs, which are more commonly abbreviated to NSAIDs, are drugs which have analgesic, antipyretic and anti-inflammatory effects. Non-steroidal anti-inflammatory drugs can act as...

The multiple emulsions

Introduction: Seifriz started his pioneering work about multiple emulsions since 1925, which is regarded as the fundamental knowledge in the later research. Multiple emulsions are complicated...

Enhance oil recovery

Abstract Chemical Enhanced Oil Recovery (EOR) processes received more attentions nowadays. Crude Terephthalic Acid (CTA) as a chemical compound is used for flooding here as an alternative to the traditional...

the major systematic error sublimation of caffeine

Introduction: Coffee has been a popular drink since 20th century, not only...

The genesis of elements

Introduction The periodic table is continually enriched with new elements synthesised by nuclear reactions in laboratories, but only 90 of all the elements occur naturally. Those...