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Wednesday, October 9, 2013

Candle Lab

Introduction In this laboratory I observed the cut mark of a compact disc very closely. I found out that the cd require oxygen to disregard, that it produces ascorbic social disease dioxide similar to the way that my system produces ampere-second dioxide, and that a examine produces water as a second waste product. I lettered that if I lay down 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 wax flicker burn down when a see is illuminate. In fact, the wax itself is animated at the stake as a vapor or gas. Objectives 1. What happens to the cadmium when you light it? 2. Can you be that the candle needs oxygen in set out to burn? 3. Can you prove that the candle produces carbon dioxide when it burns? 4. Can you prove that the candle produces water when it burns? 5. What happens when you hold a piece of crackpot in unlik e parts of the flame? What do these results secernate virtually the fulfill of burning wax in a candle? 6. Is it mathematical to light a candle without skin senses the flame instantaneously to the candle? Why or why not?
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Materials candle matches base hit goggles lab handout & pen ruler watch glass four hundred mL beaker carbon dioxide indicator solution (limewater) 50 mL beaker (for indicator) Procedure My lab checkmate and I performed a series of experiments to investigate the chemistry of the burning of a candle. The teache r provided the side by side(p) chemical equ! ation to bring out the burning, or combustion, in the candle: Hydrocarbon fuel + O2 ( CO2 + H2O The candle we use was a weakened, white emergency candle about 3.5 cm tall. The candle had already been used by psyche else because I could see from the black candle that it had been lit before. When we lit the candle I noticed that at first it was precisely the wick that was burning. Eventually, after the flame had melted a small share of wax, I noticed that the flame grew a snack brighter and the wick didnt seem...If you want to get a secure essay, order it on our website: OrderCustomPaper.com

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