Chemistry Chapter 4 The Candle Lab | | ------------------------------------------------- Before You Start – ------------------------------------------------- The scientific process is a systematic way of explaining how events are related to each other in the natural world. Careful observations are the first step in this process. An observation is a fact obtained with the senses. ------------------------------------------------- You might think that a burning candle is pretty simple. But‚
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ORANGE PEEL CANDLE Science Investigatory Project 3rd Year February 2014 Chapter 1 ORANGE PEEL CANDLE Introduction Candles have been used for thousands of years and up until the early 1900s they were the single source for artificial light. Candles also have a rich tradition in religious services in many faiths through-out history. Today‚ the candle is no longer the single source of light but is used abundantly in religious services as well as in birthday celebrations‚ holidays‚ and home
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observed the burning of a candle very closely. I found out that the candle needs oxygen to burn‚ that it produces carbon dioxide similar to the way that my body produces carbon dioxide‚ and that a candle produces water as a second waste product. I learned that if I hold an object in the flame it becomes covered with soot which is unburned carbon fuel. Finally‚ I learned that neither the solid wax‚ nor the melted wax‚ nor the wick burns when a candle is lit. In fact‚ the wax itself is burning as a vapor
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of combustion of paraffin (candle wax) by burning a candle and holding a calorimeter (a soda can) filled with 98.7 mL of water above the flame. The heat released by the candle was absorbed by the water in the can. It was important to place the metal chimney around the candle so that minimal amounts of heat would escape; having too much heat lost to the atmosphere would cause extra error in the calculations. The assumption made was that all heat released from the candle was absorbed by the water‚
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Candle race Purpose To determine if color factors into how quickly a candle will burn Additional information Candles have some rather interesting chemistry (as you ’ll find about in this experiment). Have some fun and find out what color candle burns the fastest by conducting your very own candle race! Required materials 5 candles of varying colors‚ preferably white‚ pink‚ yellow‚ green‚ and blue (must be same brand and size) Ruler Marker or Sharpie Matches or lighter Scissors Clay‚ Putty‚ or Play
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FACTS: OL‚ an LLC‚ is reimbursing their mechanics for the cost of their training. If the mechanics have to travel‚ OL will reimburse their meals and lodging. OL will also reimburse the mechanics for any purchased tools necessary for the business. Each employee is eligible for a maximum reimbursement of $2‚000 and must submit documentation to OL to receive the reimbursement. ISSUES: Are OL new polices on the reimbursement of tools and training deductible as equipment and training expenses under
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2009 REVISED STANDARDS FOR FIRE SAFETY FOR CANDLES & CANDLE ACCESSORIES Recently‚ ASTM has announced the release of newly revised standards‚ ASTM F2417‚ Standard Specification for Fire Safety for Candles‚ and ASTM F2601‚ Standard Specification for Fire Safety for Candle Accessories. Their previous versions have been replaced by the 2009 editions. BACKGROUND ASTM F2417 was developed to create the minimum safety requirements for candles. Candles are defined as flame-producing devices which present
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with a Candle Justin Nguyen Mrs. Howley 11/16/11 Mod F Purpose: the purpose is to learn how the process of a candle burning. The goals of this experiment are to practice in the art of observation‚ the art of questioning‚ and the development of a better understanding of this process. Hypothesis: through this experiment‚ we will learn how candle is working. Materials: * Candle * Note card * Matches or butane lighter * Aluminum foil * 1L beaker * Balance I. Candle Observation
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Effects of Rising of Fuel Price on Society | Paragraph 1 | Nowadays‚ fuel plays a very important role in our daily life. Without fuel‚ most of the vehicles are unable to function and this no doubt‚ will badly affect everyone daily activities. Therefore‚ in my opinion‚ I strongly agree that the rising fuel price has pushed up the price of other consumer products and this will definitely affect the society. | Introductory sentencesThesis Statement | | | In this essay‚ I would like to touch on
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1. Describe results – clearly state the trend from the graphs‚ citing specific values. Link this to the results you obtained from conducting the experiment. The results gathered clearly state that our results which were 71oC and 90oC are quite close to the classes average set of results by about 2‚ but‚ when graphing the alkalise by the boiling and melting point they both follow the same slope‚ it continues to rise just like the results gathered in the example do. 2. Which of the 2 unknown substances
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