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Molecular Fluorescence Analysis of Proteins
Molecular Fluorescence Analysis of Proteins
4 pages (1000 words) , Lab Report
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Fluorescence occurs when an excited molecule goes back to the ground state by photon emanation. Conversely, phosphorescence occurs when the excited electron
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Physical Chemistry Lab Report
Physical Chemistry Lab Report
7 pages (1750 words) , Lab Report
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There have been studies on performance of solid state oxygen sensors before with emphasis on other metals and materials in construction and calibration. This paper, however, focuses on the use of silicon rubber as the main material in construction and
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Critical Thinking Assignment
Critical Thinking Assignment
2 pages (500 words) , Essay
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These in turn determine the physical tendencies of the metal. The periodic table presents these differences. Compounds are arranged such that elements with common chemical properties and reactions belong in
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Chemistry of Hazarous Chemicals questions and essay questions
Chemistry of Hazarous Chemicals questions and essay questions
3 pages (750 words) , Essay
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The DOT requires the shippers of hazardous materials to comply with the labeling, marking and placarding requirements for identification of toxic substances (Meyer, 2010). As a result, the hazmat team would check the description on the labels,
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Pre-lab paper
Pre-lab paper
1 pages (250 words) , Essay
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Allow about 5 minutes of reaction. Record your observations. The contents of test-tubes A & B were centrifuged to obtain the solids. Half of the supernatants from A & B were transferred to A1, A2 and B2, B2 respectively. The precipitates in A & B were washed using 4ml of
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Chemical composition of latent fingerprints using GC/MS
Chemical composition of latent fingerprints using GC/MS
3 pages (750 words) , Essay
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The detection and chemical characterization of such impressions made on surfaces can be done using the concept of GC-MS machine. In addition, quantification is possible through the use of the Mass spectrometry method. It would not be possible to
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Energy Wedges
Energy Wedges
2 pages (500 words) , Lab Report
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The most affected areas include Africa yet they are the least producers of carbon in the atmosphere. It is for this purpose that we formed a group of three students to
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Profile Toxicology
Profile Toxicology
13 pages (3250 words) , Term Paper
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It is highly ductile and very malleable, resistant to corrosion and has a low melting point (327.35 º C). It is also a poor conductor of electricity (ATSDR., 2008) Naturally, Pb is a mixture of four isotopes: 208 Pb (51-53 %), 206
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Advanced Criminalistics: Trace Evidence
Advanced Criminalistics: Trace Evidence
2 pages (500 words) , Assignment
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The trace evidence also was critical in identifying that the victim was actually at the scene. The fact that the evidence from the victim matched with that collected from the scene confirms an indubitable link amid the two. Trace evidence
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Philadelphia Snacks Breadsticks
Philadelphia Snacks Breadsticks
3 pages (750 words) , Essay
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Energy is basically the measurement of the amount of energy a food item produces when metabolized by the body (Kirschmann, 2007). Carbohydrates are composed of the elements carbon, hydrogen, and oxygen and are the main source of energy in the human body. Energy in the form of heat is produced when carbon combines with oxygen in the bloodstream.
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Environmental health and safety/ interaction of hazardous materials
Environmental health and safety/ interaction of hazardous materials
2 pages (500 words) , Essay
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Butyl ethyl ether, with melting point of -124°C and boiling point of 92.2°C at 1 atm, is known to be a moderately toxic substance upon ingestion and an irritant to skin and eyes upon contact or inhalation.
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Research Paper IV
Research Paper IV
1 pages (250 words) , Research Paper
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(2010) has potential carcinogenic and cytotoxic effects. A study by the authors on the effects of the substance on the liver was done, experimenting on rats. In the study, using 18 albino rats for a divergent period of three groups clearly indicated that
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What is the pH of Soil
What is the pH of Soil
1 pages (250 words) , Essay
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To determine the quality of soil, soil test should be conducted. Among the components of soil earlier mentioned, pH is important and can be modified by addition of various chemicals. The pH of soil gives an indication as to how alkaline or acid
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EXP #4 Synthesis Zinc Iodide
EXP #4 Synthesis Zinc Iodide
4 pages (1000 words) , Lab Report
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These observations are correlated with the changes in the composition of the solution as iodine was drawn out of it, and with regard to the iodine as the limiting reagent in the reaction. The law of
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Enviromental
Enviromental
2 pages (500 words) , Assignment
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Therefore, 0.01 ppm = 0.01 volume of Ozone gas/106 volumes of air. Ppmv = (ppm/MW) × 22.4. Ppmv of ozone = 0.00467 ppmv O3. This means for every 1 million volume of air, there is 0.00467 volumes of Ozone (Dr Richards 01). Therefore, if 1 million volumes of
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Pyrolysis of Aryl Sulfonate Esters in the Absence of Solvent: E1 or E2
Pyrolysis of Aryl Sulfonate Esters in the Absence of Solvent: E1 or E2
2 pages (500 words) , Lab Report
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e the aryl sulfonyl ester obtained and further determine whether the reaction mechanism for the pyrolysis of the aryl sulfonate ester was either E1 or E2 depending on the gas chromatographic evaluation of the pyrolysis products. Synthesis of methyl N-acetylsulfanilate, an aryl
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Acids and bases
Acids and bases
2 pages (500 words) , Essay
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These are some of the characteristics of acids and bases. An acid is a substance that reacts with water to generate hydrogen ions while a base is a substance that reacts with water to generate hydroxide ions (Files, p. 1). This paper seeks to discuss the topic,
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Paraphrasing
Paraphrasing
4 pages (1000 words) , Essay
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It was supposed to signal the titration reaction’s end point when it is reached, however, the solutions turned out to be light pink in the experiment. The KHP’s molar mass was
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Mixed metal and mixed ligand for tri-nuclear complexes
Mixed metal and mixed ligand for tri-nuclear complexes
1 pages (250 words) , Research Proposal
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The reaction conditions are great determinants of structures adopted by the coinage metal pyrazolates (Biswas & Ghosh, 2012). They may take the forms ranging from polymers, hexamers, and tetramers to trimers. The current study focuses on spectroscopic
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IR Spectroscopy determination of xylene using an internal standard
IR Spectroscopy determination of xylene using an internal standard
2 pages (500 words) , Essay
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Standard curves were constructed from the ratio of absorbance of characteristic peaks. A trend line showing the least square fit helped to determine the ratio of concentrations in our unknown sample. The results
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The Acid Rain
The Acid Rain
2 pages (500 words) , Research Paper
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With the development of factories, with the development of automobiles, the refrigeration systems have been emitting certain substances in the environment, causing enough damage to prove costly both for the planet earth and its
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Oes the molecular weight of polymers affect the performance of polymer (organic) solar cells
Oes the molecular weight of polymers affect the performance of polymer (organic) solar cells
1 pages (250 words) , Research Paper
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The large industry of polymers has introduced conducting polymers that can be used in the solar cells to improve the energy transformation. Physical and chemical properties of polymers may vary based on
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NMR
NMR
1 pages (250 words) , Lab Report
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The NMR spectrometer is used. Several milliliters of acetylacetone (CH3OCH2COCH3) and ethyl acetoacetate (CH3CH2OCOCH2COCH3) together with two solvents are used in the experiment. The two solvents represent a non-polar and polar solvent because
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Ibuprofen
Ibuprofen
6 pages (1500 words) , Essay
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Its physical and chemical properties mostly account for its pharmacologic effects. Moreover, the systematic or IUPAC name of Ibuprofen is 2-[4-(2-methylpropyl)phenyl]propanoic acid (“Ibuprofen
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Chemistry assignment
Chemistry assignment
2 pages (500 words) , Assignment
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l the labeled atoms of carbon to 14CO2 from glucose during the fermentation of ethanol, the original label has to be placed on C-3 or C-4 of the glucose as these are changed to the pyruvate carboxyl group. This shows that phosphate was needed for the continuation of the
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Answer question
Answer question
1 pages (250 words) , Coursework
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Poor hygiene affects the Tuna during preparation where the contamination all begins. During preparation of the mayonnaise to make the tuna sandwiches, with poor hygiene of the Café the
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DTERMINTION OF TOTAL CALCIUM AND MAGNESIUM ION CONCENTRATION AND DETER MENTION OF NITRATE BY SPECTOHOTOMETR
DTERMINTION OF TOTAL CALCIUM AND MAGNESIUM ION CONCENTRATION AND DETER MENTION OF NITRATE BY SPECTOHOTOMETR
4 pages (1000 words) , Lab Report
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This result is the moles of Ca 2+ and Mg 2+ in the sample solution. Determining the total amount of calcium and magnesium ions can be
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Paraphrasing
Paraphrasing
1 pages (250 words) , Essay
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The ideal gas equation is denoted as: Here, denotes the volume of the gas; P denotes the pressure; R is the constant that equals to 0.08206 L-atm/mol-K; specifies the number of moles of the gas and T denotes the absolute temp of the gas. It is pertinent to notice
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Stoichiometry of metal ligand complex
Stoichiometry of metal ligand complex
1 pages (250 words) , Lab Report
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From the concentration of Phenanthroline and iron, moles of Fe in the complex = 0.00004 while those of Phenanthroline = 0.00008, therefore mole ratio is 1:2 therefore n value is 2. The experimental n value for Phenanthroline in Fe (II) is 2 while that of ferrozine is
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Whats Dissolved in the Water
What's Dissolved in the Water
4 pages (1000 words) , Lab Report
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However, dissolving and dissociate depends on the placement of the original element in the periodic table. For instance, alkali salts all of them dissolve in water to give their respective salts, which is contrary to some of the salts formed by
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Spalting wood history
Spalting wood history
20 pages (5000 words) , Essay
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The movement based its ideas on going back to unique styles of crafting in Europe and the aesthetics role in decorative arts in the
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Oceanic injection of carbon dioxide
Oceanic injection of carbon dioxide
6 pages (1500 words) , Essay
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logy involves capturing carbon dioxide from the atmosphere and other emitters and converting it into liquid substances that are deposited in the deep sea (Johansen, 2008). The controversy over the issue is of interest and the present work seeks to find out the positive and
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Chemistry of Depression
Chemistry of Depression
4 pages (1000 words) , Essay
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Depression is one of the most prominent psychological disorders seen among the adults and teenagers. Even though depression is a psychological disorder, the major reason behind this problem is the irregularities in brain chemistry. Along with depression, irregularities in brain chemistry can cause anxiety, schizophrenia suicide tendency etc.
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Biological Importance of Metal Complexes of Pyrimidine-2-Thione
Biological Importance of Metal Complexes of Pyrimidine-2-Thione
6 pages (1500 words) , Research Paper
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According to the paper, the pyrimidine-2-thione metal complexes, or its hydroxyl derivatives and pyrimidine-2-thiol tautomeric type has been analyzed for representative ligands. These complexes illustrate rich structural chemistry, biological properties and magnetic properties. The M/H reaction systems illustrates interesting complexes source.
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INTRODUCTION Analysis of Caffeine in Beverages by HPLC
INTRODUCTION Analysis of Caffeine in Beverages by HPLC
1 pages (250 words) , Essay
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umans by affecting metabolism through the central nervous system to make people more alert with a burst of energy (National Institutes of Health para. 1). It can make a person jittery, have difficulty in sleeping, and causes other effects like dehydration, heart palpitation, and
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Chemistry in Life
Chemistry in Life
14 pages (3500 words) , Research Paper
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tly defined means the current medium of exchange as defined by government of a particular country, it is the officially-issued and officially-recognized legal tender of that country for people to buy and pay for the various goods and services they need in daily life. A key thing
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Exporing the properties of gases
Exporing the properties of gases
5 pages (1250 words) , Lab Report
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Four variables are known to compose the ideal gas law and they are inter-dependent in that one of them can be calculated provided the other three are given. These variables are temperature, pressure, volume and amount in moles (Daniel, Goode and Ball 275). The
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LAB REPORT
LAB REPORT
3 pages (750 words) , Lab Report
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The methods used herein are in the order of; drawing the Lewis structures of molecules, predicting the molecular shapes and bond angles of these molecules, using models in the
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Petroleum extraction process
Petroleum extraction process
4 pages (1000 words) , Download 1 , Term Paper
As oil is non-renewable resource, this branch needs to develop technologies aimed on rational exploitation of oilfields and decreasing of loses and waste
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The Solvay process for sodium carbonate
The Solvay process for sodium carbonate
7 pages (1750 words) , Research Paper
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The overall reaction can be given as shown below: The final important part of the reaction normally involves the decomposition sodium bicarbonate NaHCO3 through heating at high temperatures
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Method of chemical strengthening
Method of chemical strengthening
3 pages (1000 words) , Coursework
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The author of the paper states that another method of strengthening is called chemical strengthening. This is where the glass material is submerged into a potassium nitrate solution. The high-mass potassium molecule, which is bigger, then replaces the sodium molecule in the glass material.
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Biotechnology Company
Biotechnology Company
1 pages (250 words) , Essay
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Therefore, it rids the environment of methane, which is among the major gases that are significant for global warming via greenhouse effect (Khalil 34). The company’s name is yet to be determined. It is a relatively young company with a bright
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Properties of gases( pressure, volume, temperature by Boyles Law)
Properties of gases( pressure, volume, temperature by Boyle's Law)
2 pages (500 words) , Research Paper
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The project revisits the study that was initiated by Robert Boyle in the year 1662. In the study, gas exhibited a unique characteristic that made it possible to make various studies regarding the gases. The compressibility of gases gave a
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The use of Isotopes in medicine
The use of Isotopes in medicine
4 pages (1000 words) , Essay
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The radiation from the isotopes destroys or weakens the targeted cells in the human body. Other isotopes are significant in the sterilization of the medical equipment and products. It is noteworthy that the utilization of
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Adsorption/desorption of Chlorohexidine (CHX) on Flax and Cotton fibers
Adsorption/desorption of Chlorohexidine (CHX) on Flax and Cotton fibers
2 pages (500 words) , Essay
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This simply implies that less chlorhexidine was left in the solution with flax than in cotton due to the fact that flax has adsorbed more chlorhexidine than cotton. It appears that flax can adsorb almost twice the amount of chlorhexidine cotton can adsorb. This suggests that
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Density experiment
Density experiment
2 pages (500 words) , Download 0 , Lab Report
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The results yielded a significant relationship between mass and volume at ‘0.05 level of significance’ and a corresponding p value of 0.0009. The results also identified an experimental density of 7.54 g/mL for the pennies
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Chemistry
Chemistry
6 pages (1500 words) , Lab Report
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45). An acid dissolves in water, a proton (hydrogen ion) is transferred to a water molecule to produce a hydroxonium ion and a negative ion depending on what acid you are starting from (Garland
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Physical and Chemical Properties of Methylene Chloride
Physical and Chemical Properties of Methylene Chloride
3 pages (750 words) , Essay
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Methylene chloride is described as very hazardous substance in case of eye contact, ingestion, inhalation or skin contact. Personnel using this chemical should protect themselves from exposure by wearing laboratory coats, safety goggles, vapour respirators (approved/certified) and gloves. Exhaust ventilation and other engineering controls should be provided to keep the airborne concentrations of vapours below the threshold limit value (TLV). 
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Environmental Chemical Compound Research Writing Assignment
Environmental Chemical Compound Research Writing Assignment
2 pages (500 words) , Research Paper
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oride, dichloro-difluoromethane , chladone 12, dichlorodifluormethane, dichlor(difluor)methan, dichloro(difluoro)methane, Frigen R12 , khladon 12, Chlorofluorocarbon 12, Arcton 12, arcton 6, Fluorocarbon-12, electro-cf 12, Forane 12, eskimon 12, Fluorocarbon 12, Freon 12,
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Lab report
Lab report
1 pages (250 words) , Essay
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This can be attributed to recent changes in the temperatures, increased flooding, increase in the spread of pests, and diseases in the world (Wardlaw, 2009). This is experienced
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