Amber Crisp 3/5/14 3/5/14 Flame Test Purpose In this experiment I will learn how to perform and observe the flame tests of some alkali and alkaline earth metals and be able to identify and unknown chemical by the color of the flame Procedure I placed about 0.5 mL of 8 different chemicals into 8 different places in the 24-well plate. I then lit the handy wick to keep a flame burning. I soaked a cotton swab in the first chemical and moved the cotton swab in and out of the flame rapidly to see the flame
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Fire?! Yes‚ FIRE. Katniss unbuckles herself from the perch in the tree and high-tails it out of there. She runs from the heat and smoke along with the rest of the fleeing woodland creatures. Katniss realizes that the fire is no accident: it must be a ploy by the Gamemakers to flush out the scattered tributes and bring them all together. Why? For action‚ of course. There’s an audience watching at home‚ after all. Katniss’s jacket catches half on fire (she stomps it out)‚ then her throat starts
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Question 1 When two forces act along the same direction on an object‚ then the net force acting on the object is ____ of the two forces. A) the average B) less than the sum C) greater than the sum D) equal to the sum View Solution Question 2 Two objects‚ A and B‚ one over the other‚ are moving with the same velocity. Which of the following statements is correct? A) Friction on A is in the forward direction. B) Friction on A is in the backward direction. C) Friction on B is in the forward
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In 1969‚ a sixteen year old student named Michael Kittredge made a candle out of melted crayons‚ a piece of string‚ and an empty milk carton to give to his mother as a gift on Christmas day. A neighbor loved the candle so much that she convinced Michael to sell her the candle. When Michael sold the candle‚ he had enough money to purchase additional supplies to make two more candles‚ and the rest was history. Today‚ Yankee Candle is the largest candle manufacturer in the world. The company produces
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ple Bloom bent all four legs and lay on me with her weight. She pushed her nozzle closer to my ear and patronizingly whispered to me. “Sorry‚ Sweetie Belle‚ but it needs to be destroyed! We’re doing it for you.” Pieces of burned paper floated down. Scootaloo let go of the last one. It burned as it swayed in the air. Only a few charred strata reached the ground. Black smoke rose from them as they smoldered. The bully jumped off of me and ran to the remains of my masterpiece. Without turning off
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Marketing to children Growing number of products are marketing to infant and school-aged children. So‚ some people began to think should they allow companies market all their products to children‚ even it makes children become fat and get lots of bad habits?Advertisements offer shopping conveniences‚ but unlimited marketing to children will have bad influences to their f ood p references ‚ habits and customs and disturb their family payments balance. First of all
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Fire Safety Fire safety has become the simplest way to save us from fire. Also‚ fire safety belongs to the precautions which are taken to prevent or reduce the probability of a fire which may result in damage‚ injury‚ and death. Fire safety is the most important component of building safety. Not only is fire safety the most important component of building safety‚ but it is also the most important component of ships‚ and airplanes safety. Fire safety keeps people safe. If fire
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went into depth about some issues that the others did not. Among the similarities noted all three of the documents mentioned fire prevention & education‚ training‚ and being accountable. These documents listed the ways that we can educated the public‚ both young and old on how to prevent fires‚ in and around the home‚ school‚ and office. They stressed the need for fire drills‚ educational seminars‚ and site safety programs. At some point all of the documents addressed the need for sprinkles in
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Three Benefits of a Monitored Security Service for Your Home There are many options available to the home owner for a security alarm system. Many of them are simple‚ while others can be quite complex‚ but there is one type of security system that stands out and that is the monitored security system. There are several benefits to having this type of security system for your home. The following are just three of these benefits. Protection at all times Whether you are sleeping or away at work or vacation
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Roman Emperor Augustus is credited with instituting a corps or fire fighting watchmen in 24 BC”. (NAED) In this primitive form of fire fighting the men passed water by buckets from hand to hand to the flames to put them out. Since then fire fighting has changed and grown immensely and will continue to. The description though of what they do has stayed the same. Firefighters are the men and women who take control of‚ and put out fires. They respond to emergencies in which people’s lives‚ possessions
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