Dehydration james November 18‚ 2010 Dehydration Water is an essential part to maintaining a healthy body and weight. Without the proper intake of water‚ the body becomes dehydrated and it begins to pull it from other places including from your blood. “This causes the closing of some smaller vessels (capillaries)‚ making your blood thicker‚ more susceptible to clotting‚ and harder to pump through your system. This can have serious implications in hypertension‚ high cholesterol‚ and heart
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Assignment | Dehydration | Miesha K. Branch | Human beings require water to survive. Individuals have to understand the importance of staying hydrated and the warning signs of dehydration in order to live long healthy lives. Water and fluids are the main element in staying hydrated and healthy Dehydration is the loss of salts and water that can cause many complications or health issues in human beings. Dehydration can occur when an individual doesn’t consume enough fluids such as water‚
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Dehydration refers to a chemical reaction where the reactant loses a water molecule. In the presence of a strong acid like 85% phosphoric acid‚ an alcohol like-2-methylcyclohexanol can be dehydrated to form an alkene. In this experiment‚ alcohol was dehydrated by E1 elimination‚ in order to synthesize cyclohexene. First‚ alcohol is protonated by the acid. Second‚ during E1 elimination‚ a carbocation is formed by the removal of an oxonium ion to yield a secondary and a tertiary carbocation. The receiving
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group B. There were no differences at admission between the groups in age‚ sex‚ previous types of feeding‚ previous duration of diarrhea‚ use of antibiotics‚ weight‚ height‚ weight-height percentile‚ prevalence of fever‚ overall status‚ degree of dehydration‚ and percentage of in-versus outpatients. Duration of diarrhea after enrollment was 71.9 ± 35.8 hours in group A versus 58.3 ± 27.6 hours in group B (mean ± SD;P = 0.03). In rotavirus-positive children‚ diarrhea lasted 76.6 ± 41.6 hours in group
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Mario Troncoso 20025019 Dehydrating Cyclohexanol Structure/MSDS: Anhydrous calcium chloride—irritant and hygroscopic (calcium chloride) cyclohexanol—irritant and hygroscopic (cyclohexanol) cyclohexene—flammable and irritant (cyclohexene) Sulfuric acid—toxic and oxidizer (Sulfuric acid) phosphoric acid—corrosive (phosphoric acid) Results/Data: End product weighed 0.109g of cyclohexane and tested positive with bromine test Discussion: In order to perform
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Today‚ the newer Natural Draft dehydrators use a 1‚000-watt element for heating as its heat source‚ or with the electric dehydrator using nine 75-watt bulbs totaling 675-watts‚ plus an electric fan. TYPES OF FOODS TO BE DEHYDRATED Solar dehydration or oven dehydration are good methods for meats‚ vegetables and fruits. If an oven is used‚ make sure there are numerous drying trays to fit on the oven’s racks‚ an accurate oven thermometer‚ and a small fan that is electric. The oven temperature should be
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Experiment #7 Fall 2014 Dehydration of an alcohol NAME Nick Weinberger POSTLAB 1. Show the mechanism for the dehydration of -tetralol under conditions employed in the lab. Show all intermediates‚ and show electron flow with arrows. 2. What general mechanism most likely applies to this reaction (SN2‚ E2 etc)? E1 3. Why was acid employed in this reaction? The acid was used to protonate the leaving group (OH) to form water which is a much better leaving
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Experiment 9-Dehydration of 2-methylcyclohexanol Name______________________________________________________________________ Lab Partner_________________________________________________________________ Lab Day and Time____________________________________________________________ Report appearance (Typed‚ on time‚ in order‚ presentable‚ complete) 1 2 3 4 5 Abstract 1 2 3 4 5 Introduction 1 2 3 4
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vaporisation and secondly mass transfer is taken place as the water goes away from the food stuff (Earle‚ 1983). The Rate of drying depends on the type of food‚ the processing conditions and the design of the drier (Fellows‚ 2000). The practical of dehydration of tomatoes was carried out in a cabinet dryer that was operated at the temperature of 80°C. In the cabinet dryer the food material was spread out on the trays and heating was facilitated by an air current sweeping across the trays (Earle‚ 1983)
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I. Objectives * Be able to prepare cyclohexene from the dehydration of cyclohexanol * Understand the mechanisms of the dehydration reaction (acid-catalyzed dehydration). * Know how to use the necessary equipment for this reaction‚ such as the fractioning column. * Obtain positive results in unsaturation tests for the presence of carbon-carbon double bond (cyclohexene). II. Background Cyclohexanol‚ the reagent of this experiment‚ is used in the production of nylon
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