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Chemistry and Society
Chemistry and Society
8 pages (2000 words) , Essay
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 Aspirin, also known as acetylsalicylic acid, is a medicine that is mainly used to treat fever, pain and inflammations (King and Brucker, 2010). The medicine is also used at long-term to assist in preventing strokes, heart attacks and blood clots. 
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Molecular and ionic equations
Molecular and ionic equations
1 pages (250 words) , Assignment
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The mas of copper could be in excess as it may have oxidized to form copper (II) Oxide and also due to the side reactions that takes place.
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Mint Oil, Micro Bubble and Chocolate Preparation
Mint Oil, Micro Bubble and Chocolate Preparation
2 pages (500 words) , Dissertation
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Accrding to the report the mint leaves are grinded using grinder and mixed with a liquid to produce oil. This liquid is then passed through ultrasonic waves. The waves propagates through the waves in alternating high and low-pressure cycles. The coconut and the cooking mallet have different rates of pressure.
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Water Chemistry
Water Chemistry
1 pages (250 words) , Essay
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Through conductivity, the quantity of inorganic solids dissolved in water can be established. Some of the inorganic solids include nitrates and sulphates. Organic compounds are poor electric conductors hence their presence in water can also be established.
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Polymerization
Polymerization
10 pages (2500 words) , Coursework
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The R-H group has the highest number of temperatures due to the bond that is exhibited between the hydrogen and carbon. For this reason the temperature required to break the bond and form an active site to attachment of the monomers it will require a lot of heat.
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How Molecules Structure affect the pKa
How Molecule's Structure affect the pKa
5 pages (1250 words) , Lab Report
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Photoacidity is one of the best ways of determining the impact of a molecule’s structure on the pKa of ground and excited States. In many of the organic molecules containing an even number of electrons, an arrangement characterized by the ground state having entire electron spins paired the net spin angular momentum turning to zero usually occurs.
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Corrosion Phenomena
Corrosion Phenomena
10 pages (2500 words) , Research Paper
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Corrosion phenomena have been in existence for as long as the earth has existed. Commonly referred to as rust, the phenomenon is known to destroy the luster of objects and consequently shorten their lifespan. Since the ancient days, corrosion has been noted to destroy the quality of lives and the technical progress of human beings.
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Chemistry
Chemistry
1 pages (250 words) , Essay
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Solve for the minimum volume of soil that will be excavated in cubic yards? Volume = 30×55×3 =4950 cubic feet 1 cubic ft= 0.037037037 yards Volume=183 cubic yards
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PhET Simulation - Sugar and Salt Solutions
PhET Simulation - Sugar and Salt Solutions
1 pages (250 words) , Assignment
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Part A Only barium nitrate precipitates. Problem 4.36 Part A KOH, NH3, HNO3, KClO2, H3PO3, CH3COCH3 Oxidation-Reduction Reactions Part A N2 (g) +3H2 (g) -----> 2NH3 (g) N2 is a redactor and it's oxidized in the reaction N2 (0) - 2x3e- ---------> 2N (3+)
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Aluminum
Aluminum
8 pages (2000 words) , Essay
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The applications of aluminum according to various distinctive properties in several diverse fields of engineering, industry, manufacturing, technology and everyday life are brought up with an analysis of importance of aluminum for the industrial and economic progress of a country is also presented along with the applications on the basis of which conclusions are drawn in the end.
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Choose one of these enzymes and explain what it is (have extra insruction)
Choose one of these enzymes and explain what it is (have extra insruction)
2 pages (500 words) , Essay
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However, its level reduces with age resulting to shrinking of the skin, pain in joints and ligaments, lesser hair elasticity, fragile nails and lip thinning (Lynch 161). Decrease in the level of collagen also leads
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Buffers and Buffer Capacity
Buffers and Buffer Capacity
4 pages (1000 words) , Essay
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There are several types of buffers and each particular buffer only stabilizes the pH of a solution within a particular range. One buffer might be operative within a range of pH 2 to pH 6, whereas another might be operative within a
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For and against reforming the Toxic Substances Control Act (TSCA)
For and against reforming the Toxic Substances Control Act (TSCA)
2 pages (500 words) , Article
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The TSCA develops frameworks and policies that can be used by EPA. Since the passing of the act, very minimal reforms have been made to the act. Over the past years,
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Industrial hygenist
Industrial hygenist
1 pages (250 words) , Speech or Presentation
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In this case, the prevailing exposures are 700 ppm for 3 hours, 1300 ppm for 2 hours and 900 ppm for 3 hours. Where; TWA = Time-Weighted Average, Ca = Concentration of air
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Determination of nitrogen dioxide content of the atmosphere
Determination of nitrogen dioxide content of the atmosphere
7 pages (1750 words) , Lab Report
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The method is used for manual determination of nitrogen dioxide in the atmosphere present in the range of 0.005-5 parts per million by volume or 0.01-10 µg/L. Sampling was conducted by the use of fritted bubblers. The sample is absorbed in a 60 µm pore diameter fritted bubbler tube.
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Gas Laws and Soultions
Gas Laws and Soultions
1 pages (250 words) , Coursework
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3. The titration involves the reaction NaOH + HCl  NaCl + H2O. The pH of the solution when it becomes neutral is at pH 7.0. Bromothymol blue is the best indicator for this reaction because it has a
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Factors affecting the rate of a chemical reaction The kinetics of a Thiosulfate Solution
Factors affecting the rate of a chemical reaction The kinetics of a Thiosulfate Solution
5 pages (1250 words) , Download 1 , Lab Report
As an anion, thiosulfate is tetrahedral in shape and is depicted by replacing one of the oxygen atoms by a sulfur atom in a sulfate anion. The S-S distance suggests a single bond, an indication of a significant negative charge borne by the sulphur
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Introduction of Synthesis of Zinc Iodide
Introduction of Synthesis of Zinc Iodide
1 pages (250 words) , Lab Report
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that matter can go through any physical or chemical reaction, but the total mass of the reactants and the products will remain equal (Rogers et al., wisc.edu). The experiment aims to illustrate the Law of Conservation of Mass by reacting zinc metal and iodine to synthesize zinc
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Chemistry and uses of carbohydrates
Chemistry and uses of carbohydrates
1 pages (250 words) , Research Paper
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In pants the carbohydrate are formed by the photosynthesis and contributes up to 75% of the dry mass. The carbohydrates form structural organs of plants in form of cellulose and are
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Science
Science
4 pages (1000 words) , Admission/Application Essay
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Further, the biggest disadvantage of fossil fuels is that its increasing consumption leads to global warming and environment degradation. In this perspective, it is crucial to find alternative sources of energy to replace fossil fuels for our needs. The paper aims at
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The chemical element of Fe2+
The chemical element of Fe2+
4 pages (1000 words) , Essay
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The author of the text stresses that after three titrations with FeSO4.7H2O, the solution Ce4+ comes to standard. Furthermore, 1M HCL and nanopore water form its dissolving agent. Notably, estimation of electrode potential at the end-point is possible, and it is by using the Nernst equations and the formal potential values.
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Gas Laws
Gas Laws
2 pages (500 words) , Lab Report
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Once in experiencing these conditions, gas molecules seem to move independently without any possible collisions usually brought by interactions with other molecules. Equation derived from these
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Chemistry Today
Chemistry Today
1 pages (250 words) , Article
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The gel also contains a protective derivative that does not cause negative side effects to the ageing individuals. The most significant element of the hydogel is its capacity to disperse in water because of the
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Multiple Synthesis
Multiple Synthesis
6 pages (1500 words) , Lab Report
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Phenytoin is a popular anticonvulsant used in the treatment of epileptic seizures. It also has muscle relaxing and anti-arrhythmic properties (Genome Alberta and Genome Canada). It was
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Uv/vis
Uv/vis
5 pages (1250 words) , Lab Report
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In this experiment, the beer lambert law was considered to help in determining the concentration of the unknown solutions. UV-VS spectroscopy is a concept referring to absorption spectroscopy, usually through the
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Measurement of the Turbidity of Raw Water and Study the Effects of Coagulation and Flocculation
Measurement of the Turbidity of Raw Water and Study the Effects of Coagulation and Flocculation
1 pages (250 words) , Lab Report
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The process of flocculation involves the formation of flocs through clinging together of solid matter in solution. Coagulation results due to widening of solid material in solution making separation possible
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Advanced Criminalistics: Asking the Right Question
Advanced Criminalistics: Asking the Right Question
1 pages (250 words) , Assignment
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To start with, As a forensic scientist needs to understand that fair outcomes by the criminal justice are dependent on the professional processing of the information provided. Therefore, asking the right question in order to professionally come out with
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Infrared spectroscopy structural determination
Infrared spectroscopy structural determination
1 pages (250 words) , Lab Report
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It seeks to classify and research on chemicals. A lab instrument that is used to carry out this research is the Fourier transform infrared spectrometer. The Fourier transform Infrared spectrometer gives an electromagnetic spectrum that is
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Chemistry
Chemistry
4 pages (1000 words) , Term Paper
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the periodic table; thus, making it build and possess certain significant characteristics for its operations such as being a highly reactive non-metallic element. Subsequently, oxygen is widely used as an oxidizing agent through its readiness to form compounds (in most cases
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Introduction for lab report Iron in Soil and Coal
Introduction for lab report Iron in Soil and Coal
1 pages (250 words) , Essay
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Iron in the soil is a significant property that enhances healthy plant growth. The iron in the soil appears in form of precipitate after the absorption of the leached components in situ. The
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Critical thinking assignment
Critical thinking assignment
1 pages (250 words) , Essay
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Moreover, matter found in a different locality varies in composition, regardless of the chemical elements that make up its compound. The soil’s exposure to chemicals used for researching in the laboratory causes the difference in its composition. At home,
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Exp 5
Exp 5
3 pages (750 words) , Lab Report
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The resistance of a tin coated glass was measured using a multi-meter so as to identify the conducting surface. With the identified conducting side facing upwards, the glass was taped on three sides using the same thickness of tape. Fingerprints or oils were then wiped off
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Lab
Lab
1 pages (250 words) , Essay
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120). Qualitative analysis is done to identify elements in the sample used for the experiment. For this experiment, qualitative analysis was employed to establish whether or
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CHIRAL CHROMATOGRAPY
CHIRAL CHROMATOGRAPY
4 pages (1000 words) , Research Paper
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Enantiomeric compounds of the drug may differ in potency, behavior in biological systems and toxicity (Cretu et al., 315). It is preferable that only the active enantiomer of a chiral drug be
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Chemistre HW
Chemistre HW
1 pages (250 words) , Essay
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Each water molecule can potentially form four hydrogen bonds with the surrounding water molecules. There are exactly the right numbers of + hydrogens and lone pairs so that every one of them can be involved in hydrogen bonding ( Fox, Marye, and James Whitesell,
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Kinetic of the catalytic decomposition of hydrogen peroxide
Kinetic of the catalytic decomposition of hydrogen peroxide
5 pages (1250 words) , Coursework
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Several factors such as quantity of reactants and environmental conditions affect hydrogen peroxide reaction. Varying the amount of manganese (VI) oxide for a constant quantity of hydrogen peroxide
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Experiment to determine the presence of a single nucleotide polymorphism in a gene
Experiment to determine the presence of a single nucleotide polymorphism in a gene
4 pages (1000 words) , Lab Report
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The SNP genomic distribution has no homogeneity. It always occurs in those regions that are non-coding. It has minimum occurrence in the regions that are coded. This is a case where the natural selection acts and fixes the SNP allele with favorable adaptation
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Molar Mass of a Volatile Gas
Molar Mass of a Volatile Gas
2 pages (500 words) , Lab Report
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Thereafter, the volatile liquid was heated in a water bath. The flask was tilted slightly to make it easy to see when all the volatile liquid had vaporized. Subsequently, the temperature of the water bath was
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The Chemical Detection of Cocaine-Contaminated Currency
The Chemical Detection of Cocaine-Contaminated Currency
1 pages (250 words) , Essay
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In this case, the intricate mixture is made up of the currency paper and cocaine. The main shortcoming of this great method is that it alone cannot recognize what the separated compounds
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Assignment for biochemistry
Assignment for biochemistry
1 pages (250 words) , Assignment
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The chemical reactions that release energy are more likely to occur than those that absorb energy. This is because fixing energy in the constituent macroscopic parts of the
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Therapeutic Polysaccharides
Therapeutic Polysaccharides
8 pages (2000 words) , Essay
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The author explains that on a fundamental level, polyssarcharides are defined as polymeric chains composed of mono- or di-saccharides bound together by glycosidic bonds, a special type of covalent bond.  Carbohydrates possess a hemiacetal group that contains a reactive anomeric carbon that readily reacts in certain low pH cellular environments.
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How much Gas is Preduced
How much Gas is Preduced
2 pages (500 words) , Essay
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If it so happens, that in a chemical reaction one or more reactants or products are gases, gas laws must be considered for the calculation. The Ideal Gas Law states that; where P is the pressure (in atm), V is the volume (in Q), n
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Inhalants(toluene)
Inhalants(toluene)
10 pages (2500 words) , Research Paper
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It is a substituted benzene derivative. It is an aromatic hydrocarbon commonly used for livestock and as a solvent. To test the presence of Toluene, different analytical methods are used, to identify and quantify the presence of Toluene. This paper
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Thermochemistry Hess law
Thermochemistry Hess' law
5 pages (1250 words) , Lab Report
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Reaction one involved dissolving of sodium hydroxide in water; Reaction 2 involved reaction between sodium hydroxide and dilute hydrochloric acid; reaction 3 involved reaction between sodium hydroxide and hydrochloric acid solution. The use of Styrofoam
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Hygiene and toxicology
Hygiene and toxicology
6 pages (1500 words) , Assignment
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Other people who are at a higher risk of the exposure include trucking company workers and automobile operators. Such occupations involve using diesel powered machines. Studies show that about 1.35 individuals are exposed to the toxins in their work places in the
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Fluorescence
Fluorescence
2 pages (500 words) , Lab Report
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For reactions occurring in solutions, the solvent exerts an effect as a consequence of it being a condensed phase, with its molecules very close together even in case of a chemically inert medium (Arnaut, Formosinho and Burrows 225). In fluorescence quenching, a reaction takes
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Organic chemistry: Polymers in dentistry and the tooth filling
Organic chemistry: Polymers in dentistry and the tooth filling
8 pages (2000 words) , Research Paper
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Although many people of polymers as mere plastics used in making household objects and packaging, polymers have a variety of application in everyday life. Polymers and composites, i.e., materials that result from a combination of more than two
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Benzene
Benzene
2 pages (500 words) , Essay
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This paper discusses some of the physical and chemical properties of benzene, its uses and hazards. Benzene is a nonpolar molecule with a molecular weight of 78.11 g/mole. It is also known as benzol and mineral naphtha, and has a chemical reference number
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Use your understanding of chemistry to answer the following questions
Use your understanding of chemistry to answer the following questions
1 pages (250 words) , Essay
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In effect, this evaporation of the water due to a humid atmospheric temperature cools me down. Sweating is basically our body’s internal cooling system and can be likened to a car’s radiator which cools the engine when it
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Lewis acid catalysts, eg. Fe3+, Ru3+, Zn2+, etc., for certain organic transformations
Lewis acid catalysts, eg. Fe3+, Ru3+, Zn2+, etc., for certain organic transformations
3 pages (750 words) , Thesis Proposal
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The Lewis acid role in the reaction is critical as it determines the general reaction pathway by controlling the production and trapping of the intermediate cationic specie. In cases when the
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