Essays Tagged: "Magnesium"

Magnesium, a description of the element

Magnesium is silvery-white, flammable, and lightweight. The atomic number for magnesium is 12 and we ... ilvery-white, flammable, and lightweight. The atomic number for magnesium is 12 and weights 24.312. Magnesium melts at 650K and boils at 1107K.Joseph Black was the first to discover magnesium in 1755 ... ack was the first to discover magnesium in 1755 in Scotland. Sir Humphrey Davy produced it in 1808. Magnesium is the eighth most abundant element found in the earth's crust. It is also found in large ...

(1 pages) 44 0 3.0 May/2002

Subjects: Science Essays > Chemistry

The Study of Akali Metal Contamination in Road Side Soil

t characteristic of road salt contamination. This contamination is characterized by the presence of magnesium, calcium and sodium. The relationship between akali metal concentration and distance from ... c emission.IntroductionA common technique in snow and ice removal on roadways is the application of magnesium, calcium, and sodium chloride salts to the surface of the road. When the ice melts it diss ...

(6 pages) 39 0 3.0 Oct/1996

Subjects: Science Essays > Chemistry

Brave New World: What elements from the Malpais Reservation and the Brave New World could be used for a better society? Explain a third way of life.

seases. We keep their internal secretions balanced at a youthful equilibrium. We don't permit their magnesium-calcium ratio to fall below what it was at thirty. We give them transfusions of young bloo ...

(3 pages) 83 0 3.8 Dec/2003

Subjects: Literature Research Papers > European Literature

Magnesium.

Magnesium is a metal that was made by the British chemist; Sir Humphrey Davy in 1808. Humphrey is kn ... 808. Humphrey is known for his research of reactions with electrical energy and chemical reactions. Magnesium is the light weight metal that doesn't change under normal conditions. Magnesium is found ... ali earth metal family, which is group two of the periodic table.In 1808 Sir Humphrey Davy isolated Magnesium. Today it is obtained mainly by electrolysis of combined magnesium. Magnesium is flexible ...

(2 pages) 33 0 2.2 Jan/2004

Subjects: Science Essays > Chemistry

This is a technical product description of a fire extinguisher.

res are those involving live electrical equipment. Class D fires involve combustible metals such as magnesium, potassium, and sodium. Each class of fire requires its own type of fire extinguisher.Foam ...

(4 pages) 53 0 3.0 Mar/2004

Subjects: Science Essays

How Does Hydrochloric Acid Affect The Time Of Magnesium to Dissolve?

How Does Hydrochloric Acid Affect The Time Of Magnesium to Dissolve?Aim:To find the relationship between the concentration of hydrochloric acid an ... e?Aim:To find the relationship between the concentration of hydrochloric acid and the time taken by Magnesium to dissolve.Theory:Rates of Reaction -Factors that alter speed of reactions.1. The tempera ... )Past ExperimentThe equation for this experiment, isHCl + Mg à MgCl2 + H2Hydrochloric acid + Magnesium à Magnesium chloride + HydrogenMagnesium is a highly reactive metal. Concentrated h ...

(6 pages) 54 1 3.5 Apr/2004

Subjects: Science Essays > Biology

Water Classification

is sometimes considered hard water when there is a high concentration of dissolved minerals such as magnesium and calcium. Sometimes hard water is softened through ion exchange, by which magnesium and ...

(1 pages) 37 0 4.2 Apr/2004

Subjects: Science Essays > Chemistry

Economy of China

. In April, a company by the name of Noranda Inc. shut down a 2-year million-dollar magnesium plant in the city of Danville. China took a 630 million dollar title-wave against earning ... aid Dale Coffin, a spokesman for Noranda. "At the time, China was not even on the radar screen with magnesium and now they produce about 50% of the world's demand. They just drove the price right down ...

(4 pages) 85 0 4.3 Nov/2004

Subjects: Area & Country Studies Essays

Acid Rain

r dealing with acid rain than others. This is because compounds found in the region like limestone, magnesium, or calcium which is alkaline (antacids). These alkaline compounds help to neutralize the ...

(5 pages) 50 0 4.6 Jan/2005

Subjects: Science Essays > Agriculture

Terrorism and its Effects on the United States

ef's plan involved creating a car bomb made of urea pellets, nitroglycerin, sulfuric acid, aluminum/magnesium azide, and bottled hydrogen, and intended on preventing the smoke from escaping the towers ...

(2 pages) 28 0 1.0 Apr/2005

Subjects: Social Science Essays > Current Issues

An investigation to see how Hydrochloric acid reacts with Magnesium to produce Hydrogen gas

rochloric acid affect the rate at which hydrogen gas is produced when it is reacted with a strip of magnesium.The rate of a reaction is a measure of change that happens in a single unit of time. When ... gas, and therefore one of the main factors will be the concentration of the reactants. In order for magnesium and acid particles to react together:- They must collide with each other- The collisions m ...

(8 pages) 19 0 4.0 Dec/2005

Subjects: Science Essays > Biology

Duralumin

duraluminium or dural is an alloy of aluminium (about 95%), copper (about 4%), and small amounts of magnesium (0.5%-1%) and manganese (less than 1%). It is far better in tensile strength than elementa ...

(1 pages) 14 0 0.0 Feb/2006

Subjects: Science Essays > Chemistry

Experiment Prac Writeup. for reactions between metals and oxygen, water, dilute water and dilute alkali.

make decisions about their reactivity.Equipment:* 5 Small pieces of each of calcium, copper, iron, magnesium, zinc and aluminium* 35mL dilute (1 mol/L) hydrochloric acid (HCl)* 10ml conc (8 mol/L) hy ... n a gauze mat on a tripod and direct a hot bunsen flame onto it. Observe And Record ResultsWarning: Magnesium burns with a bright light so do not look directly at burning magnesium2. Using Met ...

(5 pages) 20 0 3.0 Aug/2006

Subjects: Science Essays > Chemistry

Health and Eating Smart

pes of minerals which are major minerals and trace minerals. Major minerals are: Calcium, Chloride, Magnesium, Phosphorus, Potassium, Sodium, and Sulfur. Trace minerals are: Chromium, Cobalt, Copper, ...

(10 pages) 242 0 5.0 Nov/2006

Subjects: Humanities Essays > Health & Medicine > Health & Fitness

Healthy Nutrition

odium and potassium are important to maintain the fluid balance of the nervous system. In addition, magnesium is needed for the normal performance of nerves and muscles. The significance of good nutri ...

(1 pages) 36 0 2.6 May/2007

Subjects: Humanities Essays > Health & Medicine > Health & Fitness

Muscle Endurance

or lengthen in response to electrical signals from nerves; electrolytes such as sodium, calcium and magnesium, which surround and permeate muscle cells, play a key role in the transmission of these si ...

(1 pages) 538 0 5.0 Apr/2001

Subjects: Science Essays > Biology > Human Biology

History

ck can be further classified by the types of minerals in them. Basaltic mineral is rich in iron and magnesium. Granite is rich in silicon and oxygen. Andesetic is a mineral composed of granite and bas ...

(1 pages) 389 0 0.0 Aug/2001

Subjects: Science Essays > Chemistry

How A Reaction With Hcl Effects Reaction Times

How the concentration of Hydrochloric Acid effects a reaction with magnesium Introduction: In this experiment I will be looking at how the concentration of acid affect ... ted From "Complete Co-ordinated Science "" Chemistry" List of apparatus required 3 Beakers 30 Cm of Magnesium Ribbon (In Total) Glass Rod Measuring Cylinder Goggles Stop Clock 750ml of Hydrochloric ac ... ion will occur. Because the higher the concentration the more molecules there are to react with the magnesium ribbon.The molecules collide with the magnesium ribbon at a higher rate when the concentra ...

(2 pages) 16 0 0.0 Aug/2001

Subjects: Science Essays > Chemistry

OXIDATION-REDUCTION REACTION OF MAGNESIUM

INTRODUCTION For this experiment we studied an oxidation-reduction reaction of magnesium and hydrochloric acid solution. We compared the experimental measured amount of a product ... ation: Mg (s) + 2HCl (aq) → MgCl2 (aq) + H2 (g) PROCEDURE First we obtained a strip of pre-cut magnesium ribbon, cleaned it with steel wool to remove any signs of oxidation from the strip (which ... ation from the strip (which would alter our results), and then weighed it (individual masses of the magnesium strips for each trial can be found in Table I below). We filled a large beaker more than h ...

(4 pages) 9 0 0.0 Feb/2008

Subjects: Science Essays > Chemistry

Non Ferrous Alloys

he material more wear resistant, brittle and weak. A ductile iron is created when a small amount of magnesium is added. Ductile iron is used to make casting which is stronger and more ductile then tho ... ignating the material. In order to make aluminum stronger it is alloyed.Another nonferrous alloy is magnesium. Magnesium, the lightest metal, is alloyed with other elements due to its small density. T ...

(2 pages) 6 0 0.0 Feb/2008

Subjects: Science Essays > Chemistry