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Chemical Reaction Essay Examples

590 total results
An Analysis of How Concentration Affects the Rate of a Chemical Reaction
An investigation into how concentration affects the rate of a chemical reaction   Background information To investigate how concentration affects the rate of reaction we will be reacting calcium carbonate and hydrochloric acid. To make this a fair test we will have to keep all variables the same except the one we area i...
2,547 words
6 pages
A Paper on Chemical Warfare
Chemical Warfare 1.0 What are Chemical Warfare Agents? Chemical weapons include any chemical substance, whether in a gaseous, liquid, or solid state, which can be used to cause loss of performance, permanent injury, or death in humans. These chemicals are commonly man-made toxicants, however, there is increasing re...
2,632 words
6 pages
An Outline of Various Chemicals That Help Relieve Various Conditions on Our Body
Chemicals
1) ZOCOR: helps to lower high cholesterol and triglyceride levels. ZOCOR belongs to a group of medicines known as HMG-CoA reductase inhibitors. It works by reducing the amount of cholesterol made by the liver. In terms of good and bad cholesterol, in most patients, ZOCOR reduces the bad cholesterol and can actuall...
867 words
2 pages
Measuring Reaction Time in Relation to Task Complexity
Abstract The reaction time for subject with increase complexity is the focus of this study. The ten respondents were randomly selected on the campus of University Wisconsin at Milwaukee. Ten subjects reaction time was evaluated with a computer simulation program using one, two, or four choice trails, which lasted forty to...
1,434 words
3 pages
An Essay on Chemical Reactions
Chemical Reactions Types of Chemical reactions Lots of reactions take place around us in everyday life. Reactions are quit important in chemistry and in science generally. Chemical reaction is the changing of substances to other substances by the breaking of bonds in reactants and the formation...
368 words
1 page
An Experiment to See the Effects of Reactant Ratio in the Rate of Reaction
How concentration affects reaction rate.The aim of this investigation is to see how the concentration of a reactant in ratio to the reactor affects the rate of a reaction. When hydrochloric acid and Thiosulphate react together sulphur is liberated this means that as the reaction goes on the solution will become yellow and w...
3,316 words
7 pages
An Analysis of the Rate of Gas Production in a Chemical Reaction Experiment
* Hypothesis I predict that as the temperature increases, the speed of the reaction will increase therefore the gas will be produced faster. I believe this because most chemical reactions happen faster when the temperature is higher. At higher temperatures molecules mover around faster, which makes it easier for them t...
1,379 words
3 pages
Determining the Effects of Temperature on Amylase
Amylase - Planning * Hypothesis I predict that as the temperature increases, the speed of the reaction will increase. When a particular temperature is reached I believe the rate of reaction will dramatically decrease. I believe this because most chemical reaction happens faster when the temperature is higher. At higher temp...
2,298 words
5 pages
A Description of Carbon Monoxide, Chemical Compound of Carbon and Oxygen with the Formula CO
Carbon Monoxide, chemical compound of carbon and oxygen with the formula CO. It is a colorless, odorless gas, about 3 percent lighter than air, and is poisonous to all warm-blooded animals and to many other forms of life. When inhaled it combines with hemoglobin in the blood, preventing absorption of oxygen and resulting in...
386 words
1 page
A Description of a Chemical Reaction
3 Cu 8 HNO3 --* 3 Cu (NO3)2 2 NO 4 H2O The balanced equation seen on the top is what you attain when you place copper metal in concentrated nitric acid. In this process the identifiable characteristics of the metal will be completely changed and a new substance, cupric nitrate, will be formed. Copper forms two serie...
534 words
1 page
Measuring the Reaction of Magnesium to Different Elements
Background KnowledgeProblem In my garden I have a metal statue made of an alloy. Which consists of mainly magnesium. I have noticed that during the year it corrodes at different rates. I will now devise an experiment to investigate the causes of this problem. The reactions of magnesium with certain elements are detailed b...
884 words
2 pages
How Chemical Engineers Exploit Chemical Reactions to Produce Commercial Materials
Introduction: Chemical engineers exploit chemical reactions to produce materials on a commercial scale. One of their principal activities is the design and operation of chemical reactors. In order to accomplish design goals, the engineer often needs to know the kinetics of a reaction -- the factors that influence the rate...
2,916 words
6 pages
The Devastating Long-Term Effects of Chemical Weapons in the Middle East
On September 11,2001, the United States faced, what we saw as the most horrific form of terrorism. On March 16,1988, the northern Iraqi city of Halabja endured the greatest chemical and biological assault on a civilian population in the history of mankind. Today this is our worst fear, being bombed by chemical weapons....
686 words
2 pages
Observation Before and After a Chemical Experiment
Observations Before Experiment: Barium Hydroxide. Ba(OH2) . 8H2O - The barium hydroxide appeared to have a slight tint of blue giving it the appearance of an off white substance. - The substance needed to be crushed or grinded down into finer pieces to allow for better reaction with the ammonium thyocyanate, NH...
1,801 words
4 pages
A Study of the Viable Market of Chemical Industry Business in France
INTRODUCTION In recent years, the French economy ranks fifth in the world. It has a wide range of industrial and commercial base, and location at the heart of the world's largest market. This report presents information to the company, on prospects of doing Chemical Industry business with France. It covers France's...
4,071 words
9 pages
An Overview of a Chemical Engineer
Chemical Engineer The chemical engineer is an invaluable link between scientific principles and manufacturing realities. It involves the use of chemical, physical, and engineering principles. The scientist in a laboratory does basic research to develop new compounds and processes. When the scientist discovers a product...
525 words
1 page
Symptoms and the Effects of Chemical Dependency
A diagnostic summary was completed on 10/6/96; Jack Smith is a 41-year-old white male currently living in a small community in southern Ohio. Jack came into the agency involuntarily; his involvement with the agency is a requisite of probation for assault and domestic violence. He was arrested for assaulting his wife during...
354 words
1 page
An Analysis of the Issues and Negative Effects of the Industry's Toxic Chemical Water Pollution
Puget Sound Report Details Industry's Toxic Chemical Water Pollution Shipyards, oil refineries, and pulp and paper mills put the health of Puget Sound at risk by not fully meeting their responsibility to control the toxic chemical pollution they generate, according to a detailed report by People For Puget Sound based on...
493 words
1 page
The Differences Between Chemical Weapon, Chemical Warfare, and Chemical Agent
http://www.mitretek.org/mission/envene/chemical/Dissemination.html The terms "chemical weapon," "chemical warfare," and "chemical agent" are often used as if they were interchangeable. To be precise, chemical agent is a chemical compound that is either lethal or injurious in relatively small...
10,165 words
23 pages
An Introduction and an Analysis of the Reaction of the Reactants and How Quickly They Form Products
The rate of a reaction is how quickly the reactants form products. Rate of Reatcion = Volume of products formed cm Time taken (secs) In this particular experiment the reactants are magnesium (Mg) and hydrochloric acid will be used. I will be using different molars and the molar, which gives me the most accurate res...
265 words
1 page
A Lab Experiment: Does a Change of Temperature Affect the Rate of Reaction?
Contents Page Page Title 1 Planning 2 Method and prediction 3 Diagram 4 Results for temperature and concentration on Tables 5 Graph for results for rate of reaction against temperature 6 Graph of results for rate of reaction against time 7 Graph for concentration results 8 Graph and table of typical results 9 Conc...
1,861 words
4 pages
A Paper on the History of Production of Nylon
THE NYLON POLYMER WHO?, WHAT?, WHEN?, AND HOW? OF NYLON Nylon was one of the first commercial polymers ever developed. It was first invented by a team of chemists at the Du Pont de Nemours and Company research facility in the 1930s. This team was led by Dr. Wallace Hume Carothers. The goal of nylon was to create...
374 words
1 page
How Fires Get Extinguished: A Short Paper
The scientific name for burning is "combustion." In most cases oxygen from the air combines with some material that can burn. This produces heat. If the process takes place rapidly, we may see flames or an intense glow which is called fire. Chemically during combustion, two atoms of oxygen from the air combine...
367 words
1 page
Rates of Reaction Between Magnesium and Hydrochloric Acid When Using Different Concentrations
Rates of reaction between magnesium and hydrochloric acid when using different concentrations One way of making the reaction between magnesium and hydrochloric acid more effective or less effective would be to use higher or lower concentrations of either the magnesium or hydrochloric acid. Temperature and surface area ca...
542 words
1 page
A Description of the Investigation on the Reaction of Sodium Thiosulphate and Hydrocloric Acid
Science InvestigationSrategyI am ivestigating the reaction of sodium thiosulphate and hydroclohric acid.sodium thiosulphate(aq) Hydroclohric Acid (aq) --> Sodium cloride (aq) Sulphur Dioxide (g) Water (l) Suplhur (s)Na(2)S(2)O(3) 2 HCl --> 2NaCl SO(2) H(2)O SThe finished reaction of the 2 clear liquids...
642 words
1 page