Chemistry Essays

This is to certify that  Aakash Narayan,  student of Class XII B, Don Bosco School, Alaknanda has completed the project titled ‘Cuprammonium Rayon Threads from Filter Paper’ during the academic year 2010-2011, towards partial fulfillment of credit for the chemistry practical evaluation of CBSE Board, …

In the future, I would put different types of plants underneath the same color of cellophane to see if the light had the same effect that it did on the pole mean plants. I would also weigh the plants to find out their overall mass. …

Solar energy is quite simply the energy produced directly from the sun and collected elsewhere, namely the Earth. Photovoltaic technology directly converts solar energy into electricity. Photovoltaic thin film solar cells are easy to handle , inexpensive and also easy to use. Thin film panel …

By applying an electrical current, a thin paint film forms veer all the surfaces in contact with the liquid, including those surfaces in recessed portions of the body. The E-coat paint process deposits a thin paint film on the automotive body under the influence of …

When straining your body through physical activity, Gatorade keeps your body hydrated, keeps the electrolytes balanced, and replenishes carbohydrates. However, Gatorade has several negative effects as well, which can be extremely toxic to the body. This very popular drink has both positive and negative effects …

I am going to investigate how concentration of hydrochloric acid affects the rate of reaction between hydrochloric acid and indigestion tablets which contain mainly calcium carbonate. From my background knowledge from class work and books, (see references) I have found out that if you increase …

Aim: The purpose of this coursework was to investigate the impact visitors have had on the growth of sorrel on Pillow Mound in Epping Forest and to find out whether soil compression has an effect on the height of the plant sorrel. Hypothesis: There will …

Alum Synthesis: The Chemical Process of Recycling Aluminum Introduction By recycling aluminum cans, the costs and energy savings are dramatically more resourceful and efficient than producing aluminum from what it is naturally found in, bauxite ore. The process of recycling aluminum to produce potassium aluminum …

Element Arrangement The elements show a periodic recurrence of chemical and physical properties when they are arranged in order of increasing atomic number. Elements in the same vertical column are known as groups and the horizontal rows of elements are called periods. All elements in …

Thermal radiation also known as infrared which is a form of light that can not be seen, we can only see visible light. Infrared gives us information that we would not be able to get from visible light. Because all object gives off some type …

Oman Cement Company ( SAOG ) was formed in 1978. Rusayl Cement works was completed in 1983 with an one-year incorporate cement production capacity of 624,000 dozenss, of cement. In 1999 clinkering capacity expanded to a sum of 1.2 million dozenss per twelvemonth. The 2nd …

Data and Conclusions: The purpose of this experiment was to learn how to use distillation and gas chromatography to separate and identify different compounds from a given mixture. There are several kinds of distillation methods. However, the method that we used in this experiment was …

Consider what happens when a solid material is placed in a solvent in which it has a low solubility. Not much! A small fraction of the solid will dissolve, but the rest will just sit there. (Actually, it doesn’t just ‘sit there’ since an equilibrium …

Yasuki Hiramatsu, the famous metal smith for jewelry was born in Osaka, Japan in 1926 and currently lives in Tokyo, Japan. He obtained his graduation in 1952 from Tokyo National University of Fine Arts & Music. Having experienced military life as a student soldier during …

On 4th of January,2010, Dubai, where there was merely wind-blown litter a coevals ago, witnessed the gap ceremonial of the universe ‘s tallest edifice, ” Burj Khalifa ” .A superb work of art with hard structural jobs took 1,325 yearss to completion since the start …

91 Chapter 5 Sources of plant nutrients and soil amendments A large number of diverse materials can serve as sources of plant nutrients. These can be natural, synthetic, recycled wastes or a range of biological products including microbial inoculants. Except for microbial inoculants (biofertilizers), all …

Sandwich construction by and large consists of 3 parts ; the nucleus stuff that is lightweight and is covered by face sheets from the top and the underside. The stuff of the face sheets are normally made from stuffs that have high stiffness, while the …

Attach a vertical strip of masking tape to the side of each of your test tubes for marking the water level and using the permanent marker, make a mark on the tape about 1 CM down from the mom the of the test tube. This …

Isotopes Any of two or more forms of a chemical element, having the same number of protons in the nucleus, but having different numbers of neutrons are called isotopes. Some isotopes are unstable, especially those with a lot of neutrons compared to the number of …

CAES 2802 essay Nanotechnology in sports science and equipment in China Have you ever wondered why the tennis racket you are using is so flexible yet durable to withstand the force of swings? Or why does that tight vest you are wearing seem so thin …

FACH2702 Practical Analysis of imposter perfumes Aim: To determine which out of 4 unknown samples are genuine perfumes, and which are imposter/fake perfumes. This will be done by analysing gas chromatography plots, and comparing the components in the samples to that of a known standard …

Introduction of man, directly or indirectly, of substances or energy into the marine environment (including estuaries) resulting in such deleterious effects as harm to living resources, hazard to human health, hindrance to marine activities including fishing, impairment of quality for use of sea-water, and reduction …

HEALTH, SAFETY AND ENVIRONMENT (CBB 2012) TITLE: FRACTIONAL DISTILLATION PROCESS ? CONTENTS 1. Title…………………………………………………………………………. 1 2. Summary……………………………………………………………………. 3 3. Introduction of Case Study……………. ……………………………………. 4 4. Risk Scenario Development……. …………………………………………… 5 5. Justification of Fault Tree Analysis…………………………………………6 6. Procedures of Fault Tree Analysis………………………………………….. 7 7. …

‘STEEL ‘ is used for assorted metals of Fe. These vary from each other depending on the content and % of stuff added to the Fe base solution. On must maintain an of import factor in head, all steels contain a % degree of C …

A solution of cyclohexene, aqueous sodium hydroxide, and benzyl triethylammonium were used to synthesize 7,7 – dichloronorcarane by the following reaction: + CHCl3 + OH – H2O + + Cl – After completion of the experiment, the percent recovery was calculated to be 46. 21% …

3-D OPTICAL DATA STORAGE TECHNOLOGY * *ABSTRACT 3D optical data storage is the term given to any form of optical data storage in which information can be recorded and/or read with three dimensional resolution (as opposed to the two dimensional resolution afforded, for example, by …

Enthalpy, represented by the sign ? H in kJ/mol, is the heat change in a reaction. It shows whether how much heat is released or absorbed during the reaction. If the reaction is endothermic, the enthalpy would be positive and if the reaction is exothermic, …

Problem A thermometer having a time constant of 0. min is placed in a temperature bath and after the thermometer comes to equilibrium with the bath, the temperature of the bath is increased linearly with time at the rate of I deg C / min …

There are many uses for sound in the world today. Performers can take advantage from a better understanding of sound, architects needs to understand sound to design effective auditoriums, and many new types of technology apply sound recognition. Another use of sound is in the …

CCl3F was used to enter the stratosphere from 1930 to 1955. The ozone layer above Canada began to decline in 1975. Once the production of CCl3F was drastically reduced, it took 20 years for the CCl3F levels to decrease in the stratosphere. In conclusion, CFCs …