Essays Tagged: "carbon hydrogen"


AspirinAspirin is a white crystalline substance made of carbon, hydrogen, and oxygen. It is used in the treatment of rheumatic fever, headaches, neuralgia, ... hat turns salicylic acid into acetylsalicylic acid. In the 3-D model of aspirin, the gray atoms are carbon, the white atoms are hydrogen, and the red atoms are oxygen.

(3 pages) 90 1 4.3 Dec/1996

Subjects: Humanities Essays > Health & Medicine

Varying rates of hydrolysis of the different isomers of Carbon, Hydrogen and Bromobutane.

urseworkAim:To investigate and discover the varying rates of hydrolysis of the different isomers of Carbon, Hydrogen and Bromobutane.Scientific Research:The collision theory of bimolecular reactions i ...

(4 pages) 41 1 3.5 Apr/2003

Subjects: Science Essays > Chemistry

Darwin's theory of evolution by Nathan Belisle (if it is true or not)

believed that in order for life to exist four basic elements had to be present. These elements were carbon, hydrogen, oxygen, and nitrogen (CHON). Darwin thought that life could have came about from a ...

(7 pages) 71 1 4.7 Feb/2004

Subjects: Science Essays > Biology > Charles Darwin

Lab write up on finding organic compounds in common everyday foods

Lipids are used to store energy. They include fats oils and waxes. They contain mostly hydrogen and carbon atoms. Carbohydrates are a main source of energy for most living things. Proteins are one of ... ving things. Proteins are one of the more diverse macromolecules. Proteins are made up of Nitrogen, carbon, hydrogen and oxygen. They are made up of hydrogen carbon and oxygen atoms. Some examples are ...

(3 pages) 38 0 5.0 Oct/2004

Subjects: Science Essays

Tests for various biological molecules and their properties

ransport, signal molecules and for defence.2. FatsStructure:Lipids contain of just large regions of carbon, hydrogen. They are all hydrophobic and not soluble in water.Function:Serves as store for ene ... d organs and hence serve as a layer of protection.3. Reducing sugarStructure:It is hexagonal .it is carbon + water. They are sugar polymers. Reducing sugar is an organic compound that is composed of a ...

(3 pages) 14 0 0.0 Sep/2006

Subjects: Science Essays > Biology

Heavily summarised notes for biological molecules (lipids) personally summarised

: they are insoluble in water but soluble in organic solvents (e.g. chloroform).- Lipids consist of carbon, hydrogen and oxygen - but much less oxygen compared to hydrogen.- No generalized formula- Di ... F LIPIDS􀂃 Components of lipids : fatty acids + glycerol- A fatty acid consists of : a hydrocarbon chain and a carboxyl group.- A hydrogencarbon chain consists of : a chain of carbon atoms to ...

(1 pages) 11 0 0.0 Sep/2006

Subjects: Science Essays > Biology

Heavily summarised notes for biological molecules (carbohydrates)

tes- Tests for carbohydratesI. INTRODUCTION- Carbohydrates are substances that contain the elements carbon, hydrogen and oxygen.- They have the general formula Cx(H2O)y, where x and y are variable num ...

(1 pages) 14 0 0.0 Sep/2006

Subjects: Science Essays > Biology

Proteins And Carbohydrates

is an organic compound composed of one or more polypeptide chains. A carbohydrate is a molecule of carbon, hydrogen, and oxygen mostly in a 1:2:1 ratio. Carbohydrates are structural materials, energy ...

(2 pages) 38 0 0.0 Nov/2001

Subjects: Science Essays > Biology


d or in creation. They think that a meteorite may have hit the Earth and that the original elements carbon, hydrogen, oxygen, and nitrogen may have mixed. If these elements didn't combine again, then ...

(1 pages) 16 0 1.0 Nov/2001

Subjects: Science Essays > Astronomy

Unknown Chemical Lab

are studying are, Nucleic Acids, Carbohydrates, proteins, and lipids. Beginning with carbohydrates, carbon, hydrogen, and oxygen are elements of molecules in this specific group. The molecules link to ... s enzymes and to structure the protein. Elements that are found in Lipids are hydrogen, oxygen, and carbon. Lipids are very important for proper functioning of the organism insulation, also known as e ...

(3 pages) 13 0 0.0 Nov/2001

Subjects: Science Essays > Chemistry

Babe Ruth

consist of monosaccharides, disaccharides, and polysaccharides, which all contain the same elements carbon, hydrogen, and oxygen. Carbohydrates give humans energy and nutrients that their body needs f ... hat their body needs for daily life, and supports people's metabolism. Lipids are also consisted of carbon, hydrogen, and oxygen, but do not dissolve in water. Lipids also include steroids, waxes and ...

(1 pages) 6 0 0.0 Aug/2001

Subjects: Science Essays > Biology

Problem How is the presence of carbohydrates, proteins and fats

or inevitable growth.Carbohydrates are sources of energy for vital metabolic processes ,composed of carbon, hydrogen and oxygen, starch and sugar are the most common. The excess of carbohydrates is st ... solution 2 test tubes Benedict's Solution ..Sugar: The term sugar includes both monosaccharides (6 carbon or simple sugars) and disaccharides (12 carbon sugars). Examples are glucose and sucrose (tab ...

(2 pages) 1909 0 0.0 Feb/2008

Subjects: Science Essays > Chemistry

This is a lab report on the "Synthesis of Organic Aspirin" for first year chemistry.

acid, sometimes abbreviated as ASA. ASA is considered to be an organic acid since it is composed of Carbon, Hydrogen, and Oxygen which also contains the carboxyl functional group-COOH. Pure ASA can be ...

(6 pages) 143 0 5.0 Feb/2008

Subjects: Science Essays > Chemistry

Is Biodiesel a viable alternative to petroleum for tucks and buses?

e this question because oil supplies are being exhausted and we are releasing 8.4 billion tonnes of Carbon Dioxide (CO2) into the Earth's atmosphere each year, which is damaging for the environment. 2 ... nimal fats through a series of chemical reactions. The fats are known as triacylglycerols which are carbon, hydrogen and oxygen atoms that are bonded together. Glycerol (C3H5(OH)3) is present in all b ...

(3 pages) 21 0 5.0 Aug/2008

Subjects: Science Essays > Chemistry

Polycarbonate Vs. Acrylic

Lachlan Bryant Chemistry Ms BishopPolycarbonate vs. AcrylicIn this report I will thoroughly discuss the chemical properties, makeup and ef ... ort I will thoroughly discuss the chemical properties, makeup and effectiveness of the polymers polycarbonate and acrylic. I will evaluate the current use of each and conclude which is better and more ... n; each link of the chain is the monomer or base unit. This monomer or base unit is usually made of carbon, hydrogen, oxygen and/or silicon. The chain is composed of many of these monomers polymerised ...

(4 pages) 2806 0 3.0 Apr/2009

Subjects: Science Essays > Chemistry

Classification of Macromolecules

tamin C, each substance was titrated with indophenol.Carbohydrates are macromolecules consisting of carbon, hydrogen, and oxygen atoms. Most carbohydrates have a hydrogen to oxygen ratio of two to one ... a ketone. This difference affects what sort of structure the sugar will display. An aldehyde's hydrocarbon chain ends in a carboxyl group, whereas a ketone group is found in the middle of the chain. T ...

(9 pages) 7254 0 3.0 Apr/2009

Subjects: Science Essays > Biology

Biology: Experiment- The Effect of Temperature on the Enzyme Rennin

alysts which speed up chemical reactions. They are made up of long chains of amino acids containing carbon, hydrogen, oxygen and nitrogen. Enzymes are structured to be unique to a few but often only o ...

(8 pages) 25 1 0.0 May/2009

Subjects: Science Essays > Biology

The Use Of Positive And Negative Controls To Determine The Macromolecules Present In An Unknown Solution

l macromolecules - carbohydrates, lipids, proteins, and nucleic acids - made up of elements such as carbon, hydrogen, oxygen, nitrogen, sulfur, and phosphorus in various combinations. Macromolecules a ...

(5 pages) 1 0 0.0 Oct/2011

Subjects: Science Essays > Biology

The Search for Extraterrestrial Life

properties is considered Earth like because every life on Earth contains them. These properties are carbon, hydrogen, and oxygen (Space, 2004). The other properties include the ability to grow, reprod ... of his lectures Mr. Hawking observed that while we think of life that is based on chemicals such as carbon, nitrogen, and phosphorus life could have other chemical basis, such as silicon. "Other promi ...

(7 pages) 0 0 0.0 Oct/2012

Subjects: Science Essays > Astronomy