Conclusion and Evaluation Conclusion In our test we put six different sliced up potatoes chips in solutions. The solution was different concentration of salt and water‚ one was 5% sugar‚ one 10%‚ one 15%‚ one 20% and one 30% salt concentration. We measured the mass of the potatoes chip before and after we put it into the solution. To keep the experiment fair we only changed one variable which was the salt concentration. The results that we got showed the chip went up in mass for 0%
Premium Concentration Potato Potato chip
Barry Allahyar Dr. Dodd CHEM 2122 2010-09-16 Experiment 19: Fischer Esterification‚ Conclusion The objective in this experiment was to efficiently perform an Fischer esterification of 1-butanol and acetic acid to form water and n-butyl acetate‚ and to confirm the esterification using IR spectroscopy analysis. It was found that 0.734 grams of n-butyl acetate was formed with a percent yield of 61%. The product was confirmed using IR spectroscopy and boiling point confirmation. The reaction mechanism
Premium Acetic acid Alcohol Ester
The Witch of Blackbird The story of The Witch of Blackbird Pond has many different parts to it. It takes place in the Connecticut Colony in the year 1687‚ is about a girl trying to fit into the new Connecticut lifestyle‚ and she goes through changes in her personality and characteristics as she learns to live in humility. The author of this book uses many details‚ creating a more vivid picture in the readers mind. It is also written in Katherine’s perspective‚ which allows the reader to get to know
Premium English-language films Fiction Witchcraft
Exercise: Introductions and conclusions 20 points. Instructions: Read the following information and follow the directions. When you are finished‚ save this document in .rtf (Rich Text Format). Name your document as follows: Your name‚ introductions and conclusions Example: Roger White‚ introductions and conclusions · Upload the document into the dropbox. Step 1—Familiarize yourself with the following information: Topic: Christmas Shopping Specific Purpose: To inform
Premium Online shopping Microsoft Word Essay
A 2007 study finds that discharge of untreated sewage is the single most important cause for pollution of surface and ground water in India. There is a large gap between generation and treatment of domestic waste water in India. The problem is not only that India lacks sufficient treatment capacity but also that the sewage treatment plants that exist do not operate and are not maintained.[1] The majority of the government-owned sewage treatment plants remain closed most of the time due to improper
Premium Sewage treatment Water pollution Water
WATER 1. Nearly 80% of the surface of earth is water. 2. 97% of all water on earth is sea water. 3. Chemically‚ it us 2 atoms of Hydrogen and 1 atom of oxygen. We and Water : 1. The human body is made up of about 70% water. 2. Every system in our body needs water. 3. Water makes up 83% of our blood. 4. Water helps us digest food. 5. Water transports body wastes. 6. Water keeps our temperature correct. 7. Each day we must replace 2.4 ltrs
Premium Water Human Water cycle
Are you wondering if your home’s tap water is clean enough? If so‚ then you must know that unfortunately‚ in most cases it is not. What you need to do‚ in order to find the right answer to your question is to follow the simple steps that are presented in this article. The first step is to test your home’s tap water If you think that your tap water is not very clean‚ then the most important thing you must do‚ in order to have the right answer‚ is to test it. This is a very simple thing to do‚ and
Premium Water Drinking water Water crisis
Take a Bottle of Chemicals Please Water‚ our main source to survive. Water is the fuel humans run off of to become healthy‚ hydrated‚ and energized. The difference is whether people drink out of a bottle or out of the sink. When cooking‚ cleaning‚ showering and brushing teeth people are using the water coming from the underground or above ground. It is easily accessed in everyday lives. Most prefer a bottle because it is already filtered and it is cleaner but‚ water like Dasani or Zepherhills has more
Premium Water Drinking water Bottled water
street and landing is the fridge waters of the Potomac River. After this crash as response units rushed to the scene‚ six people were found at the tail of the plane. The response units used a helicopter in an attempt to save all six of these people‚ but not all of them survived and that is what makes this story interesting. One man who was unidentified and later known as the man in the water‚ helped to save these five other survivors. Unfortunately‚ The Man in the water did not survive‚ but what he did
Premium September 11 attacks World Trade Center Al-Qaeda
Arn Chorn-Pond Arn Chorn-Pond is the main character in “Never Fall Down”. The book is from the real story of Arn Chorn-Pond‚ and its written by Patricia McCormick. It’s about a poor boy that lives in Cambodia. He experienced wars‚ Khmer Rouge and the extreme things you have to do to survive. Arn survived through his smartness‚ kindness and sometimes coldness. Arn survives mainly due him being smart all the time. Firstly‚ under the Khmer Rouge Arn joined the band that plays music to drown the sounds
Premium English-language films Hero Leadership