Report Introduction The Boiling Point can be defined as the temperature at which a substance bubbles, and converts from a liquid form to a gaseous form, it is the temperature at which the vapour pressure from the liquid is equal to that of the atmospheric pressure (eds. Hanks & Potter 1971). Molecular structure is the location of atoms, groups or ions relative to one another within a molecule, as well as the number and location of chemical bonds in the molecule as well. The boiling point of a substance
Investigating Surfaces for Insulating Boiling Water in a Flask Aim I'm investigating which surface (matt black or silvery) is best at insulating boiling water. I will investigate this by covering two equally sized conical flasks in different materials; one in matt black and one in silvery. After that I will fill each of the flasks with an equal amount of boiling water. At regular intervals of 1 minute I will measure the drop in water temperature in each flask. Prediction I predict
harm to the Earth. As a result of pollution, there are third world countries that don’t have the money to support themselves with a water sanitation system should start using money efficient ways to clean their water as best as they can; such as boiling water and chemical treatment for water. But currently the capability to use water to survive and live doesn’t apply to 20 percent of the 6.6 billion people on this planet. In addition there is another 40 percent of these people who aren’t able to
essay “Consider the lobster”, Wallace states, “Lobsters do have nociceptors, as well as invertebrate versions of prostaglandins and major neurotransmitter via which our own brains register pain.” (Wallace par. 13) Humans just throw the lobster in the boiling water without a second thought of the intense pain the animal is about to go through in order to provide for a meal.
Someone walks into a fancy seafood restaurant, he/she would usually get some sort of lobster-oriented dish. Lobster is just food to many people and those people do not think much about the fact that those lobsters that they are eating were once living creatures. “Consider the Lobster” by David Foster Wallace talks about lobsters during the Maine Lobster Festival. PETA is also brought into the piece as they dispute the cooks who think lobsters do not feel anything while being boiled alive. Lobsters
Typhoid fever is a serious and sometimes life-threatening infection that mostly affects people in third world countries, where clean water and other sanitation measures are hard to come by. People usually get typhoid fever by drinking water that contain infected feces. People that carry the illness also can pass the disease onto others directly. For example, having physical contact with another person one may pass the disease onto that person. Bathing in the water that contains the S. Typhi bacteria
As if deciding on what to make for dinner was not already a difficult decision enough. With that decision comes how to cook the main dish along with any side dishes or dessert there may be. There are many options to choose from based on how you would like to prepare all the different type of varieties of food, whether it is dessert, vegetables, fish or meat. Each of these cooking methods fall into a main category based on a type of heat that will be applied along with which kitchen appliances will
Animal's rights is the idea that some, or all, nonhuman animals are entitled to the possession of their own lives, and that their most basic interests, such as an interest in not suffering, should be afforded the same consideration as the similar interests of human beings. In David Foster article, "Consider the lobster," he refers the animal rights by talking about the lobster. I agree with David Foster Wallace because it is wrong to boil a living creature just for the pleasure of a person to eat
This heat-matter interaction is apparent in the boiling of water or any other liquid. Boiling involves the physical transformation (no change in the composition) of a liquid (water) to a gas (steam) by using the heat added to the system to break the intermolecular forces of attractions that hold the liquid together. The boiling process in many physical systems depends on many factors. For this study, the effect of adding other substances on the boiling process of water was determined. This was done
magnets will become stronger the colder that they become. PROCEDURE For this experiment, you will need 3 - ceramic bar magnets numbered 1 – 3 for identification purposes, 48 - 5/16” steel flat washers, tongs, goggles, gloves, stove, pot with boiling water, freezer, cooking thermometer, and freezer thermometer. Place the three magnets in the freezer overnight so that they reach a freezing temperature of between 0° - 32°. A freezer thermometer was used to verify temperature. After the magnets
Olivia Hornibrook Wells Tracy Schultz Physics 1/11/15 Boiling eggs: Relativity How long does it take to boil an egg? Most people would say it takes about six minutes. However, what most people don’t know is that six minutes isn’t the same for everyone. Time is relative. What do I mean by this? Well, in 1905, Albert Einstein realized that while you’re moving through space, you are also moving through time. Time is the fourth dimension which seems confusing at first, but thinking logically, you would
An art so ancient yet so new to the human race is the art of the kitchen. All nations without any exception, old or new, large or small, have given and give their valuable help for the further expansion of the art of the kitchen, or as we are used to call it, the art of cooking. One of the most important factors that influences as a safeguard for a person's health and his abilities to work, is food. Food is the basis of life, an energy source without which life would not be possible. It is indispensable
In “Eleven” by Sandra Cisneros actually touched me because I understand where the main character is coming from. Wishing you could be older because of the situation you’re in nobody believes you and you can’t do anything about it because they are older than you and have more authority over you. Then when you were right in the situation they don’t want to own up to their mistakes. We can tell this because of the quote, “I take it off right away and give it to her, only Mrs. Price pretends like everything’s
from tearing one another up under the stresses of captivity, survive right up until they’re boiled (Wallace, 60). He mentions that the lobster is in fact boiled alive to maintain it’s freshness and describes the boiling process. “[The lobster] comes alarmingly to life when placed in boiling water. The lobster will sometimes try to cling to the container’s sides or even hook its claws over the kettle’s rim like a person trying to keep from going over the edge of a roof” (Wallace 62). He compares the
Investigating the Factors Affecting How Quickly Hot Water Cools Aim: -to sees how quickly water-cools after boiling at different volumes of water with lids on. Background: - heat can be lost in many ways and also gain. In human we gain heat by chemical reactions happening mostly in contracting cells of active muscle and the cells of the liver. We also gain it from the sun, which is absorbed through the skin and by eating hot food and drinks. Heat is lost to the air by exposed surfaces
determine what concentration of pectinase enzyme will produce a greater yield of apple juice.(Experiment 2) List of Apparatus: Experiment 1 • 1x fruit chosen • Sharp knife • Standard solution of pectinase enzyme (50ml) • Tap water (1 cup) • Ice • Boiling water • Water bath ( able to control temperature) • 4x small beakers • 4x test tubes • 1x test tube rack • 4 pieces of filter paper • 1x filter funnel • 1x 10ml measuring cylinder • Thermometer • Marker pen • Stop watch Experiment 2 • 20ml Pectinase
minutes. Once the noodles are tender the stove can be turned off. Finally the fresh chicken noodle soup is ready to be served. The process of making chicken noodle soup is all about managing time. Don’t allow the amount of time be scary, because the boiling opens down time to be used otherwise. To prepare hot fresh homemade chicken noodle soup it is best to follow three f steaming, preparing vegetables, and wrapping up phases to make the hour and forty five minutes seem faster when cooking the soup.
hens that had been... ... middle of paper ... ...offee mingling with that of the simmering chicken gave the dish an extra panache. I have tried substituting fireplace smoke with some success, but have been unable to duplicate the smell of the boiling coffee using that method. A wood cookstove or parlor stove topped with an old- fashioned percolator is preferable if one can be obtained. The meal should be eaten in the kitchen where it was prepared and served on a table large enough for everyone
frying, fat absorption and steaming cooking. We fried doughnut, French fries and prawn fritter while steamed bun and chocolate cakes. What is deep fat frying? Deep frying involves immersing food into hot oil at a temperature of 160-190°C, in effect boiling in oil to produce a deep-fried quality. The food remains moist on the inside, and good heat transfer properties of the hot oil will speed up the cooking process. In this class, we have fried doughnut, French fries and prawn fritter at 163°C, 177°C
I came to realize the importance of mac and cheese while babysitting. The mother had not warned me that her two year old was going through a mac and cheese phase. Breakfast, lunch and dinner, all he would eat was mac and cheese. Not being aware of this child’s diet, I had prepared him lasagna for dinner. Although both dishes involve pasta and cheese, this two year old knew the difference. The plate of lasagna ended up on the floor, and he screamed and pounded his tiny fists on his high chair. The