Chemistry essays

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Determining Glucose Concentration in Coke and Gatorade

4 Pages 2004 Words
Abstract The purpose of this experiment was to investigate the glucose concentration in popular drinks coke and Gatorade and to identify how a changing environment can impact the hydrolysis of sucrose. This was examined by a series of mutli- enzymatic reactions of glucose resulting in NADPH, measured by a spectrophotometer at 340nm. The results showed the glucose concentration of coke...

Determining The Concentration Of Glucose In Drinks Using Spectrophotometry

4 Pages 1679 Words
Abstract The purpose of this experiment was to determine the concentration of glucose in an assortment of drinks – Coke, Gatorade, and a sucrose solution. This was achieved through the use of a spectrophotometer to measure the absorbance of NADPH, which is directly linked to the glucose content, produced via a multistep enzymatic reaction. The results indicated a directly proportional...

Investigating The Effect Of Temperature On Chemical Reaction Rate

2 Pages 977 Words
Rationale There are chemical reactions occurring all around us and without them, even humans would not be able to live. Chemical reactions have major factors that affect the rate of the reaction; temperature is one of those major factors. For example, bread dough rises more quickly in a warm place instead of a cool one, and warm-blooded animals regulate their...

The Effect Of pH On Enzyme Action

3 Pages 1224 Words
RATIONALE Enzymes are proteins that act as catalysts within living cells. Catalysts increase the rate at which chemical reactions occur without being consumed or permanently altered themselves by lowering their activation energy (Christensen, 2018). Every enzyme has a region called active site, where enzymes are binds to a substrate to create another enzyme and carries a reaction. Enzyme is important...
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Gas Chromatography for Identifying Alcohol in Investigations

2 Pages 989 Words
Chromatography is the best technique for identifying different chemicals within a mixture. Rationale Forensic chemistry is the application of chemistry, forensic toxicology, in a legal setting. A forensic chemist can assist in the identification of unknown materials found at a crime scene. Forensic Chemists have a wide array of methods used to identify unknown substances including HPCL chromatography, gas chromatography-mass...

Mylanta's pH Relief for Heartburn Levels

2 Pages 910 Words
Rationale This scientific report aims to determine if different amounts of Mylanta liquid, when increased in dosage size, is more effective in relieving heartburn faster. The human stomach is a muscular, stretchable sac with a sphincter (ring of muscle) at each end and contains hydrochloric acid which activates pepsinogen ('Biology: A human emphasis', n.d.). This then breaks down the food...
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Discovering The Limiting Reagent For A Chemical Reaction

3 Pages 1336 Words
Introduction The purpose of this investigation was to find the quantitative data for the reaction between a solution of Sodium iodide and a solution of Lead (II) nitrate. This was done by finding when the limiting reactant changed from one solution to the other. To achieve this, one of the two reactants in the experiment was chosen to maintain the...

Ethanol-Gas Blend Impact on Emissions & Efficiency

3 Pages 1476 Words
Background research Ethanol Ethanol is a chemical compound and a simple alcohol with a chemical formula . It is volatile, flammable, colorless and transparent liquid. It is main type of alcohol in alcoholic drinks. It is produced by the fermentation of sugars by yeasts or petrochemical processes. Ethanol is also used a clean burning fuel (Wikipedia, 2019). It can be...
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Electrical Conductivity And pH

3 Pages 1522 Words
Abstract The aim of this experiment is to discover if there is any connection between ph and electrical conductivity. In order to achieve this, five solutions with varying ph levels were measured. With this, this experiment also shows the conductivity of baking soda, lemon juice, dishwashing detergent, milk and white vinegar. From this experiment, the solutions from most acidic to...
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Seaweed Biochemical Composition and Nutraceutical Potential

4 Pages 2029 Words
EAWEEDS are marketed as “functional foods” or “nutraceuticals” due to their highly biochemical ingredients, and they are vital as food supplement in order to relinquish physiological condition and resist diseases. In the present study, the biochemical compositions of the seaweeds Caulerpa racemose, Digenea simplex, Sargassum polycystum and Cystoseria myrica were studied. The total protein, carbohydrate, lipid, fatty acids, amino acid,...

Heavy Metal Tolerance In Fungus

5 Pages 2071 Words
The heavy metal pollution in the soil is one of the major threats to the environment due to its accumulative nature and non- biodegradability. Both natural such as geologic parent material, volcanic eruptions, wind - blown dusts in deserts and anthropogenic such as agricultural, mining, sewage water, industrial, transportation sources can be the reason of heavy metal pollution in environment...

The Effect Of pH Of Solutions On Bean Plant Growth

2 Pages 1066 Words
Distilled water has a pH of seven (neutral) and most plants grow best with a soil pH of 6, as most have adapted to places in the world with slightly acidic rain. Most plants cannot grow with a pH under six, as necessary micro nutrients for growth usually cannot survive in the acidity. The best pH solution for green beans...
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Can Biofuels Reduce Global Warming?

2 Pages 744 Words
Since the industrial revolution, we have been using fossil fuels in the form of coal, crude oil, and natural gases to create energy through the process of combustion to be able to generate electricity, run vehicles, cook food, heat our homes and power industry and manufacturing. Fossil fuels are a product of decayed plant and animal matter, which take millions...
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Effects Of Salt Stress On The Morphological Characteristics Of Roselle

4 Pages 1574 Words
Abstract Salinity is an abiotic stress factor which affects the morphological and physiological characteristics of plants. In order to investigate the effects of different concentrations (0, 40, 80, 120 and 160 mM) of NaCl on some morphological and physiological parameters in Roselle, an experiment was conducted using a simple randomized design with three replicates. The results showed that salt stress...
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Effects Of Salt Salinity On Germination Of Onions

3 Pages 1479 Words
Plant in focus The Allium Cepa is a vegetable, commonly known as the Onion. It is the most widely cultivated species of the genus Allium as it is valued for its flavours, antioxidant and therapeutic properties (Joshi & Sawant 2012). It belongs to the ‎Amaryllidaceae family, consisting of mainly perennial and bulbous flowering plants (Taxonomy and etymology of Onions 2019)....
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The Concept Of Osmosis

3 Pages 1406 Words
The mass of each will be recorded at 24 hours and then again at 48 hours, to provide data for an approximate curve of when osmosis is fastest to when or if the line plateau’s out, indicating that equilibrium has been reached. These curves between each concentration of solution can be compared to create a visual comparison of osmosis. A...
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The Components Of A Healthy Diet And Their Importance

6 Pages 3002 Words
First we need to know what is diet? Diet is a special plan to preserve or maintain our body shape from being fat or slim, dieting is a pattern of eating food in a managed and regulated style to decrease, maintain, or increase body weight. Another meaning of diet, it is conscious control or limitation of the eating regimen. A...

Too Much Salt Is Bad For You

2 Pages 754 Words
Have you learned that salt is bad for you if you take too much up to this day? And do you know how much salt a human body needs in a single day for every meal. Mostly, Malaysians do not know how much to take with each meal due to lack of awareness in this matter. The adults often take...
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Role Of Microbes In Biofuel Production

2 Pages 944 Words
Microbes are the organisms not able to be seen from naked eye. They play various roles in our daily life used as in biofuel production, biofertilization etc. Biofuel Energy products such as alchohols, diesel, hydrogen, biogas produced by the help of microorganisms are called biofuels. Microorganisms help in fermentation process or provide essential enzymes and help in the production of...

Recent Methods Used For Isolation And Purification Of Phytoconstituents

6 Pages 2904 Words
Phytoconstituents are defined as the chemical compounds that can be found naturally in plants where the word phyto means “plant” in Greek. Isolation and purification of phytoconstituents is the most difficult and complex operation in phytopharmaceutical research. Plant extracts are complex mixtures which contain hundreds or thousands of different constituents. Plant constituents presence in a crude extract make the isolation...

Energy And Environment: Bio-ethanol As The Cleaner Fuel

5 Pages 2250 Words
Introduction In today’s time where the world is facing a financial global crisis the oil prices being dropped down to an extent where water is more expensive. We all could conclude one thing that we need a better ecofriendly and sustainable source of energy. Petroleum has been the back bone of all most all major industries post the industrialization era...
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Fabrication Of Hydrogen Fuel Engine

2 Pages 1071 Words
ABSTRACT The high fuel conception and climatic change due to the effect of petroleum products are one of the major threat that are faced by researches and meteorologist. In different country’s governments are initiating several steps in order to reduce the usage of fossil fuels, also try to implement different innovative ideas. In India government has banned usage of diesel...
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How Added Sugar And Salt Have Been Affecting Obesity Rates

3 Pages 1403 Words
Obesity rates in America are skyrocketing, which is causing Americans to obtain diseases. The over consumption of added salt, sugar, and lack of exercise are the main causes to the obesity crisis. According to Marcia Clemmitt, a veteran social-policy reporter who served as editor in chief of Medicine and Health, 'some analysts say the key culprit to the nations sky...

Determination Of Arsenic In Commercial Wine Brands Using Redox Titration

3 Pages 1157 Words
Introduction/Problem In 2015, California wineries came under scrutiny after wine containing illegal and dangerously high levels of poisonous inorganic arsenic was found, according to a lawsuit filed in Los Angeles. (Schiavone, 2015). These brands were very popular and cheap and there was a total of eighty-three (83) brands under scrutiny. No wineries issued recalls, and no retailers pulled wine from...
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Introduction To Chemical Kinetics

2 Pages 775 Words
Chemistry deals with the conversion of substances into new substances through the formation and breakage of chemical bond. This conversion may happen at different speed. Some reaction happens instantaneously whereas some takes millions of years to happen. Reaction rates are of great importance. The feasibility of a chemical reaction particularly a commercial chemical process often depends on the reaction rate...

Ethanol Production From Surgical Waste Cotton

2 Pages 1120 Words
Abstract In day to day life, management of biomedical waste is quite difficult. Biomedical waste is segregated into four categories like yellow, red, white, and blue. Yellow category contains infectious waste, bandages, gauze, cotton or any other objects in contact with body fluids, human body parts, and placenta etc. In this process surgical waste cotton is converted in to valuable...
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Industrial Heavy Metal Pollution

1 Page 417 Words
Industries across the globe are major contributors of heavy metals. The amount of wastewater generated by domestic, industrial and commercial sources has increased in relation with the increasing population, urbanization, improved living standards of humans, and economic development. In many low income countries, both urban and non-urban areas of most developing countries depends, at least to a certain extent on...

Identifying Salt Segmentation Using Deep Convolutional Neural Network

6 Pages 2606 Words
Abstract TheEarthis rich in oil and natural gas also have huge deposits of salt-below the surface. Recognizing if a subsurface objective is salt or not consequently and precisely is of indispensable significance to oil penetrating. Be that as it may, sadly, acquiring the exact situation of enormous salt stores is troublesome. Proficient seismic imaging despite everything requires the understanding of...
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Impact of Temp & Concentration on Membrane Diffusion

4 Pages 1705 Words
Introduction Biology may be a scientific study of life within which we examine the essential components to living things and their key habits to survival. to grasp this process, we first have a look at the organism’s cell. The cell was discovered and derived because the basic unit of life by British scientist, scientist. From his study, he concocted the...

Hydrogen Isotope Separation Processes At Jet

6 Pages 2653 Words
The Joint European Torus (JET) reactor located at Culham Centre for Fusion Energy (CCFE) is currently the world’s largest magnetically confined plasma experiment for the realisation of nuclear fusion to generate low-carbon electricity (CCFE, 2020). Fusion scientists have been striving to exceed plasma energy breakeven, and thus show that nuclear fusion is a viable means for humanity to generate almost...
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