Diana is a creative 32 year old chef. Her hair the color of red maple leafs that layer the dew covered ground in fall. Loose day old curls fall to her shoulders‚ pulled back and held up with a yellow ribbon secured with a bow. Smells of light jasmine and fresh linen came from her navy blue and white floral knee length dress that permeates the space around her. Around her neck hangs a loose necklace which holds a round shiny silver pendant engraved with a single initial. Hazel eyes with a misty
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Determination of Calcium Carbonate in Eggshells – Background The major component of eggshells is calcium carbonate‚ CaCO3(s). This analysis is done volumetrically by using a characteristic reaction of carbonate compounds‚ namely their reaction with acids. Calcium carbonate (limestone) is very insoluble in pure water but readily reacts in acid according to the reaction below. 2HCl(aq) + CaCO3(s) → CaCl2(aq) + CO2(g) + H2O(l) + HCl(aq) (in excess) (limiting reagent) (1) (unreacted)
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Abstract: In this Lab we used the chemical DPIP to detect the rate of succinate broken down by the mitochondrial solution. We detected the amount of DPIP in the solution with a spectrophotometer and measuring the absorbance of light at the 600nm range. DPIP is a useful chemical to use in this experiment because it goes from a blue color when oxidized to a colorless liquid (Ogura‚ 281)‚ this is due to the hydrogen ions and electrons released during the transitional step between succinate and fumarate
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I entered high school with a chip on my shoulder‚ bitter from being the smallest and being disregarded by my classmates. This perceived injustice drove me to work extremely hard. Night after night‚ I would be in the basement working on my swing‚ wanting to prove my worth to everyone
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The Synthesis of Alkenes: The Dehydration of Cyclohexanol Adam Ohnmacht CHEM 0330 Scott Caplan 10/30/12 Abstract: In Organic Chemistry‚ many different methods are used to synthesize organic compounds from various components. In this lab‚ cyclohexanol was dehydrated to cyclohexene through an elimination reaction. In order to separate the cyclohexene product from the cyclohexanol starting component‚ previously learned lab techniques such as extractions and simple distillation were used.
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Equations Terrance Shelton Introduction India’s cultural treasure and biggest tourist attraction is slowly losing its magnificent appeal due to decades of acid rain. The walls of the Taj Muhal are composed of a marble-like substance ( CaCO3) that corrodes and eventually crumbles when reacted with acid rain(H2SO4). Not only is the Taj Muhal suffering‚ but also other historic landmarks across the world. This is a metathesis (Double Replacement) reaction where (CaSO4”s”) is a produced as cations(+)
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Vineyard TEXTURE IN 3D • Actual texture can be found in the natural quality of the medium. • The sculptor may also choose to enhance or to modify the original qualities of the material. • Praxiteles enhanced the marble medium which he polished to a high sheen‚ giving the marble a sensuous glow to simulate the texture of the skin. Hermes bearing the infant Dionysus • French sculptor Auguste Rodin turned away from the classical “finish” and cultivated a rough and lively surface to the effect
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An investigation to show how the rate of reaction between hydrochloric acid and sodium thiosulphate is affected by the concentration of the acid Simple Procedure Place a conical flask on a piece of paper with a cross on it. Add hydrochloric acid and sodium thiosulphate‚ and record the amount of time taken for the cross to disappear through the solution from the top of the flask. Record this time and repeat this for different concentrations of hydrochloric acid. Fair Test The variables in
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Persian and Hindu traditions with universal appeal. However‚ there are some palpable indications that Taj is gradually deteriorating‚ with the marble reflecting yellow-orange stains at various places; while some marble slabs reveal tiny holes where the stone has evidently fallen prey to the pollution. At a few places‚ the façade has started to rot with a few chips falling away. Though the official agencies entrusted with its upkeep claim that adequate and substantial measures are being adopted well in
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If an Avogadro number of pennies were distributed evenly among the human inhabitants of earth‚ each man‚ woman‚ and child would have enough money to spend a million dollars every hour—day and night—and still have over half of it unspent at death. One guacamole is the amount of taco chip dip that can be made from an Avogadro number of avocados—plus appropriate quantities of tomatoes‚ onions‚ and chili. A train stretching to the North Star and back 21/2 times would be required to transport one guacamole. Suppose the Greek god Zeus
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