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Chemistry Essays

Result for Subject Chemistry:
1168 essays
Ways in Which Wasted Solution Could Be Recycled Chemistry Lab Report
1 pages (250 words) , Download 3 , Lab Report
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The results obtained from the experiment would be used by the waste disposal company to find an alternative use to waste solutions instead of disposing of them. The company believed that it was possible to use the waste solutions to make valuable solids and use this as an avenue for increasing the profitability of the company. 
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Occupational Safety Concerns for Acrylic Acid Production Plant Chemistry Research Paper
1 pages (387 words) , Download 2 , Research Paper
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The full face piece covers the greatest area from around the hairline to the chin as compared to the half mask which covers from nose to chin and the quarter mask which covers only the eye and the nose, hence the most appropriate to use is the full face piece since it ensures maximum area covered hence high protection. 
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Decomposition of Ammonium Compound Chemistry Essay
2 pages (500 words) , Download 2 , Essay
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Ammonium compounds are identified by an ammonium ion in their composition. They quickly lose stability when exposed to heat, hence decompose in two ways. One of them is the decomposition of the ammonium compound into its respective initial compounds that were used to form it. Only simple compounds of ammonia that are regarded as less hazardous.
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Hazardous Materials to the First Responders: the General Public Chemistry Research Paper
4 pages (1000 words) , Download 2 , Research Paper
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The identification would be based on either the hazard class 2.3 or 6.1 on the shipping paper or the label for POISON Inhalation Hazard. A white POISON GAS placard or a white POISON INHALATION HAZARD placard displayed on each side, and each end of the vehicle transporting the toxic substance is also critical to the identification process.
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Pharmacokinetics of the seroteninergic anorectic agent, dexfenfluramine Chemistry Essay
5 pages (1250 words) , Download 3 , Essay
Carbohydrates provide the energy needed in transportation of tryptophan transportation across the blood brain barrier in the brain. In normal person, high
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Equilibrium Chemistry Book Report/Review
1 pages (250 words) , Download 2 , Book Report/Review
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des calculation of the radiance balance (heat fluxes, heat conduction) and mass balance (freezing, snow accumulation, melt, evaporation) for the three chosen glaciers in Nepal. It was found that the glaciers in the humid areas show the increased mass wastage comparing
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A High Vapor Pressure Liquid Chemistry Lab Report
1 pages (329 words) , Download 5 , Lab Report
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The method depends on several aspects going right. The outstanding assumption is that the liquid is volatile enough to vaporize at relatively higher temperatures (Bettelheim & Landesberg, 2013). Moreover, the liquid is less volatile thus a smaller quantity will evaporate via the underlying orifice during the cooling process of the container.
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Physical Chemistry Lab Report Chemistry Lab Report
5 pages (1250 words) , Download 2 , Lab Report
In alloys, the physical properties of strength, corrosiveness and conductivity are determined by composition of transition metals and trace elements like carbon and manganese. In application, precisely determining the quantity of a transition metal in steel is
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Synthesis and Characterization of the Polyhalogen Complex CsICl2 Chemistry Lab Report
2 pages (500 words) , Download 15 , Lab Report
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This lab report covers on the laboratory preparation of Cs [ICl2]; a polyhalogen complex containing cesium as the central atom, and iodine and two chlorine ions as the attached halogens. The main purpose of this experiment involved evaluation of a polyhalogen
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Mixed metal and mixed ligand for tri-nuclear complexes Chemistry Research Proposal
1 pages (250 words) , Download 10 , 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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Statement of Purpose Chemistry Personal Statement
2 pages (500 words) , Download 6 , Personal Statement
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I graduated with a GPA of 3.12/4 from the university. This enabled me to get a scholarship from my government and I intend to pursue this filed further. However, I believe that a masters’
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Nuclear Power Chemistry Research Paper
6 pages (1686 words) , Download 2 , Research Paper
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The latest and short-term solution which is considered these days is the use of nuclear power. Nuclear energy is best utilized to the middle and high scale of generation of electricity. In 1939, Nuclear energy was introduced with the discovery of nuclear fission. However, in 1789, Uranium was discovered by a German scientist named Martin Klaproth.
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How the scientific method is illustrated by the development of the atomic model Chemistry Essay
1 pages (250 words) , Download 2 , Essay
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Evidence to this assertion is depicted under stoichiometry reactions (McLean, 3). These reactions were able to prove that a combination of elements was able to maintain their proportion after reacting with each other.
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Experimental plan for lab Chemistry Essay
2 pages (500 words) , Download 2 , Essay
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methods of crime suspect’s identification using DNA analysis and comparison of existing data from the integrated automated fingerprint identification system are not exhaustive because such information depends on their authenticity from the time of collection from the crime
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Measuring the Molar Masses of Gases Chemistry Lab Report
5 pages (1477 words) , Download 2 , Lab Report
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After the safety considerations, procedural steps of the experiment were performed. The volume of the pitcher was measured using a graduated cylinder. Simultaneously, the balloon was prepared by inflating it with either hydrogen or helium and subsequently weighed. Either the excess balloon was cut off or additional pieces of strings were added to the balloon setup until the balloon could float in air.
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Diels-Alder Reaction Chemistry Lab Report
2 pages (500 words) , Download 7 , Lab Report
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The prevailing products of the reaction will be stored in the laboratory drawer while obtaining characterization data. Characterization data entail melting point, carbon
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Quantification of reducing sugar in wine Chemistry Lab Report
2 pages (500 words) , Download 3 , Lab Report
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A deionized water blank is run and the results of the sample titration and blank are compared. 5. The winemaker might want to know the amount of sugar remaining in wine as it nears the fermentation process
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Williamson Ether Synthesis- Preparation of Methyl p-ethylphenyl ether Chemistry Lab Report
2 pages (500 words) , Download 5 , Lab Report
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Independent procedures of the Williamson ether synthesis method involved cleaning of reactants, production of intermediate compounds, isolation of products, and characterization of the resultant
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Advanced Criminalistics: Asking the Right Question Chemistry Assignment
1 pages (250 words) , Download 2 , 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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Advanced Criminalistics: Trace Evidence Chemistry Assignment
2 pages (500 words) , Download 4 , 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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Kinetic of the catalytic decomposition of hydrogen peroxide Chemistry Coursework
5 pages (1250 words) , Download 2 , Coursework
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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Pick a Chemical Industry or Book Chapter Chemistry Essay
7 pages (2170 words) , Download 2 , Essay
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It is commonly found in sand and dust. It hardly ever occurs in a naturally free state. In industry silicon is most often used as in the state it is found in nature. The majority of silicon found in nature is used in steel refining and aluminum casting. The highly purified form of silicon is used in integrated circuits. This makes it an essential component of most computers.
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Antibacterial and biomedical applications of gold nanoparticles and graphene composite Chemistry Essay
4 pages (1000 words) , Download 2 , Essay
Other properties include having excellent biocompatibility and functionalization. This has made it easy for researchers to use it physical, chemical and biomedical fields. Its capacity to absorb aromatic biomolecules through static interaction and electrostatic
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Evaluation of Three Different Types of Spectroscopy Chemistry Lab Report
2 pages (500 words) , Download 2 , Lab Report
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atoms and amount of light absorbed, therefore, we can determine the concentration of the sample by measuring the amount of light absorbed (Karabegov, 2011). Samples have to be heated to extremely high temperatures in other to atomise them. The sample goes through a nebulizer
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Ph conductivity lab Chemistry Lab Report
4 pages (1000 words) , Download 2 , Lab Report
Using this approach, the concentration of the NaCl solutions could be directly determined. The PH of various solutions was also measured using an electronic PH probe, red
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CHIRAL CHROMATOGRAPY Chemistry Research Paper
4 pages (1000 words) , Download 2 , Research Paper
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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Floating egg Chemistry Admission/Application Essay
1 pages (250 words) , Download 3 , Admission/Application Essay
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The major observation obtained upon this comparison is that the fresher the egg, the more the salt needed to make it float and conversely, the older the egg, the less the salt needed. A fresher egg requires a higher density solution for it to
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Introduction for lab report Iron in Soil and Coal Chemistry Essay
1 pages (250 words) , Download 3 , 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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Titration of Sodium Hydroxide Using Hydrochloric and Sulphuric Acids Chemistry Lab Report
4 pages (1014 words) , Download 6 , Lab Report
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When a base is titrated with an acid, the pH gradually changes until it reaches the equivalence point, where there is a sharp change. At this point, there is an equal amount of both the acid and the base. As the titration proceeds, the point at which the color of the solution that contains the indicator changes is called the end point (Levine, 2001).
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Understanding the Biochemistry of BSE Chemistry Essay
3 pages (750 words) , Download 2 , Essay
These forces occur between side chains of individual amino acids to facilitate a stable structure. Hydrophobic Interactions: These are weak interactions that occur when hydrophobic side chains of amino
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Chemistry (Metallic glasses) Chemistry Term Paper
2 pages (500 words) , Download 2 , Term Paper
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The suppression of the transformation of the super cooled liquid to crystalline phase due to the addition of novel alloy components alloys for
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Polychlorinated Biphenyl Chemistry Assignment
2 pages (500 words) , Download 2 , Assignment
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As the discussion highlights, over the years, concerns about its use have sparked marked attention over some of the harmful effects it has on people and the environment. PCBs are known to be cancerous agents when one is exposed to them for a very long time. In addition, they have reproductive, endocrine and neurological effects when one is exposed to it.
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Chemical Engineering Chemistry Lab Report
2 pages (500 words) , Download 2 , Lab Report
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Ceramic Raschig ring has high surface area and moderate surface area as a result of its structure that is cylindrical hollow, therefore it is applicable as microorganism’s solid support, in which greater rate of mass transfer is attainable. In this report, the characteristics of hydrodynamic which include: material density, bulk density, etc.
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Exploring polymerization reactions Chemistry Lab Report
2 pages (500 words) , Download 2 , Lab Report
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Therefore, the next step would be to analyze some of the chemical properties of styrene. Polystyrene is brittle, less viscous and leaves a dry film. These properties allow us to conclude that polystyrene is formed. The mixture becomes thicker (viscous) while
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Pyrolysis of Aryl Sulfonate Esters in the Absence of Solvent: E1 or E2 Chemistry Lab Report
2 pages (500 words) , Download 3 , 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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Scientific method experiment Chemistry Essay
1 pages (250 words) , Download 3 , Essay
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It is a question of every scholar whether gases have definite mass. We often are left with question whether it is possible to establish the relative weights of gases. Gases have relative weights and this experiments aims at approving this hypothesis
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Material Science Chemistry Essay
2 pages (500 words) , Download 2 , Essay
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A collision occurs in the event of two signals being sent through the same channel of transmission, such that they collide with each other. Packet collision is a form of electrochemical collision that occurs when different network packets are sent through the same transmission medium. A late collision is another form of electrochemical collision.
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Buffers and Buffer Capacity Chemistry Essay
4 pages (1000 words) , Download 2 , Essay
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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Laboratory Cholesterol Reactions Chemistry Assignment
2 pages (838 words) , Download 3 , Assignment
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Bromine, which acts as an electrophilic compound, is attacked by nucleophile cholesterol to form insoluble dibromo cholesterol that precipitates. However, to reestablish the double bonds, zinc dust is used, which removes the bromine atoms from the cholesterol molecule. Cholesterol bromination can be used to purify cholesterol.
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Organic Chemistry Lab: Isolation of Caffeine from a Tea Bag Chemistry Lab Report
6 pages (1871 words) , Download 2 , Lab Report
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Athletes have used it as an ergogenic aid to decrease fatigue and improve performance. However, it is suspected of being associated with low birth weight, abortion, intrauterine growth retardation, and an increased risk of premature membrane rupture. The physiological characteristics of xanthines make them compounds of interest.
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Introduction to Chemistry: Analysis of Oxygen Chemistry Term Paper
4 pages (1101 words) , Download 2 , Term Paper
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When a base is titrated with an acid, the pH gradually changes until it reaches the equivalence point, where there is a sharp change. At this point, there is an equal amount of both the acid and the base. As the titration proceeds, the point at which the color of the solution that contains the indicator changes is called the endpoint.
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Fire Project Chemistry Assignment
2 pages (500 words) , Download 2 , Assignment
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This problem is solved by using foam with water. The foam with water is treated water that reduces surface tension and this allows more surface area of water droplets applied to contact the fire. This necessitates increased heat transfer
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Fluoride in tea samples Chemistry Essay
1 pages (250 words) , Download 4 , Essay
Free
Scientific research studies indicated that people who often drink tea in large amounts are susceptible to develop a painful bone disease called skeletal fluorosis. Its symptoms are joint pain similar to arthritis and bone loss similar to
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INTRODUCTION Analysis of Caffeine in Beverages by HPLC Chemistry Essay
1 pages (250 words) , Download 3 , 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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Pyrolysis of Aryl Sulfonate Esters in the Absence of Solvent: E1 or E2 Chemistry Assignment
2 pages (500 words) , Download 2 , Assignment
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The gas is needed pure and so, the liquid sample acts as impurities commonly referred to as ghost peaks. 5. Thermal conductivity detectors work by sensing the changes in thermal conductivity of the column
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Using Thin Layer Chromatography Chemistry Essay
1 pages (407 words) , Download 2 , Essay
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The SOP states that there are three main solutions required during this experiment: A mixture in the ratio of 85:10:5 of Toluene, Developing Solvent Acetone, and 5M of Ammonium Hydroxide. Additionally, for detection purposes, you will require 6.7 mg/mL of developing the solvent of Potassium Permanganate Staining Solution.
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Preparation of Cyclohexene from Cyclohexanol Using Exothermic Reactions Chemistry Essay
5 pages (1354 words) , Download 3 , Essay
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Cyclohexanol is a secondary alcohol that undergoes dehydration by an E1 mechanism. This molecule is related to cyclohexane with the replacement of one hydrogen atom of a hydroxyl group. The major intermediate of this mechanism is a cyclohexyl cation, which can undergo both substitution and elimination. 
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Callbration of air sampling pump Chemistry Lab Report
3 pages (750 words) , Download 3 , Lab Report
In which case, the results are expressed in mass per volume units. The process can only be successful when the representative sample of air is sampled and the volume is also determined accurately. This formed the basis for the modern calculation of flow rate
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Relative Rates of Nucleophilic Substitution Reactions Chemistry Lab Report
2 pages (500 words) , Download 5 , Lab Report
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the effects of the nature of the leaving group, the size of the nucleophile as well as the polarity of the solvent on the rate of SN1 and SN2 reactions. Primary, secondary and tertiary alkyl bromides were reacted with NaI in presence of acetone and ethanol solvents to determine
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Introduction ((((Fluoride in Tea sample)) Chemistry Essay
1 pages (250 words) , Download 3 , Essay
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A reference electrode is used in conjunction with the ion selective electrode to measure the potential using an electrometer or pH meter. The Nernst equation relates electrode potential to the logarithmic concentration of the
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