"Flame photometry" Essays and Research Papers

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    reaction I pumped into some Limewater. * Then I mixed Alka Seltzer and water and pumped the gas caused by that reaction into some limewater. Data: Data Table: Experiment Results | Gas | Flame Reaction | Glowing Splint | Limewater reaction | Bromothymol blue reaction | Hydrogen | It enlarged the flame. | | | | Oxygen | It lit up quickly | | | | Hydrogen & oxygen | It puts it out. | | | | Carbon dioxide | It puts it out | | It bubbled and turned cloudy. | It turned it yellow

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    Chemistry Candle Lab

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    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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    Rectifiers

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    RECTIFIERS ABSTRACT A rectifier is an electrical device that converts alternating current (AC) to direct current (DC) and the process is known as rectification. Rectifiers have many uses including as components of power supplies and as detectors of radio signals. Rectifiers may be made of solid state diodes‚ vacuum tube diodes‚ mercury arc valves‚ and other components. When only one diode is used to rectify AC (by blocking the negative or positive portion of the waveform)‚ the difference between

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    Two Unknown Substances

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    water into the Universal indicator could have resulted in a chemical reaction occurring with the unknown compound‚ hence changing the possible pH. To finally conclude what the unknown substance’s identity was‚ a flame test was conducted to see what colour the substance would create. The flame test creates different colours due to the movement of electrons in the metal ions

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    GRAVIMETRIC DETERMINATION OF SULFATE Purpose You will be given a solid powder‚ which has been dried to constant mass. The sample is water soluble. The purpose of this experiment is to determine the concentration of sulfate in your solid sample using gravimetric analysis. Background Gravimetric Analysis The goal of most quantitative chemical analysis measurements is to estimate the relative abundance of an analyte in a chemical sample. For solid and liquid samples‚ a very common expression

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    Shiva Nataraja

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    to his body. The way he is shown does indeed suggest this god is dancing. He is enclosed inside a circle of flames and in one of His upper right arms he holds a drum‚ the beating of which creates the universe‚ while on one of his upper left arms he holds a ball of flame that will eventually destroy it.in one of his right arms he carries a drum and in one of his left arms he carries a flame.  His lower right hand displays the gesture of reassurance‚ while his lower left points to the ground as an

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    I Hate Yuo

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    something that exploded into my ears. “Thressia‚ I think those flames are coming out of your balcony”. I was astounded‚ as I would expect a neighbour to bang my door and show some urgency when they realize my balcony was burning ….but‚ here she was cool as a cucumber!!! In split seconds‚ we raced to the balcony and to our utter dismay the news was true. It was a dreadful sight indeed and our heartbeats stopped. Tongues of flames were spreading rampantly in our balcony burning every thing in

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    energized electrical equipment or wires. Class D fires Fires involving combustible metals. Class K fires Fires involving cooking oils. Combustion A chemical process between fuel and oxygen with the evolution of light either as a glow or flame and heat. Some of the heat energy is radiated back into the fuel‚ releasing more fuel to allow the combustion process to continue. Conduction The transfer of heat energy by the movement of the heat-agitated atoms colliding with each other‚ transmitting

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    fire can be more dangerous than the flames. Inhaling the super-hot air can sear your lungs. Fire produces poisonous gases that make you disoriented and drowsy. Instead of being awakened by a fire‚ you may fall into a deeper sleep. Asphyxiation is the leading cause of fire deaths‚ exceeding burns by a three-to-one ratio.​ Everyday Americans experience the horror of fire but most people don’t understand fire. There is little time! In less than 30 seconds a small flame can get completely out of control

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    Building and House

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    it spread to the first floor. The inmates of the house who had been entrapped on the second floor were crying for help. Someone in the crowd informed the fire brigade. The flames were rushing towards them. Their lives were in danger. Some of entrapped inmates of the house took the risk of rushing out through the ravaging flames. They sustained minor burn injuries. Those who were on the second floor had no way to escape their lives. They were just crying for help. The people outside were at a loss

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