Project 17: Soaps and Detergents Stephanie Futrell Kelsey Duncan Tom Bunch Antwyone Clayborne Chemistry 1020 Laboratory‚ Section 007 Instructor: Fan Yang September 23‚ 2014 Our signatures indicate that this document represents our own work. Excluding shared data‚ the information‚ thoughts and ideas are my own‚ except as indicated in the references. Goals There was another oil spill that covered local birds in oil. The environmental group stepped in to help make their own soap
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Name : Rebecce C. Deocampo Date : September 2‚ 2013 Course/Yr. : BS Chemistry III Sched : MF 7-10‚ Group#2 Experiment No. 1 Synthesis and Reactivity of Tert-Butyl Chloride I. Objectives : 1. To produce tert-butyl chloride from tert-butyl alcohol 2. To understand the SN1 and SN2 mechanism involved in the reaction 3. To determine the yield of percentage of t-butyl chloride II. Introduction An alkyl halide is a derivative of alkanes. Alkanes are hydrocarbons with a
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hard when there are high concentrations of the divalent cations Magnesium and Calcium; water hardness is considered as the sum of both the calcium and magnesium concentrations and expressed as calcium carbonate in milligrams per liter (mg/L).1 Hard water requires more soap and synthetic detergents for home laundry and washing‚ and contributes to scaling in boilers and industrial equipment. Calcium and magnesium carbonates tend to be deposited
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by an ionic compound. Calcium nitrate and copper sulfate will be added to separate beakers with approximately half of the solutions from the Büchner funnel system of each trial to test for the formation of precipitates. The limiting reactant is the reactant that will run out first in the chemical reaction. It is important to recognize which chemical or compound is the limiting reactant because the reactant in short supply limits the quantity of the product formed. Stoichiometry will be used to calculate
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Objective: The purpose of the lab is to learn filtering techniques. Specifically‚ to form and filter a calcium carbonate precipitate using a Buchner funnel. Procedure: a.) Prepared a mixture of .5 M calcium nitrate (45 mL) and .01 M sodium carbonate by combining and stirring the two liquids in a beaker. Allow the mixture to stand. b.) Prepare the filtration assembly. The assembly consists of a tapered flask with a buchner funnel inserted in the top. The funnel has a rubber stopper attached
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Amylase from Trypsin‚ they were able to realize that it acted upon starch‚ breaking it down into a simple sugar‚ or monosaccharide. In the diagram (featured below)‚ the active site of this enzyme contain three major acidic groups. These contain a calcium ion (the large gray sphere) ‚ the chloride ion (the large green sphere)‚ and the chain of five sugar units (in yellow & orange). Previously mentioned‚ this enzyme will act upon starch and break it down into simple sugars.
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Calcium‚ Magnesium‚ and Cytoplasmic Streaming in Physarum Polycephalum Eugenia Rita Lee Dr. Bonner BIO 111 Introduction: Physarum polycephalum is a type of slime mold of the myxogastria class that prefers warm and damp conditions. It can go through three forms‚ plasmodium‚ sclerotium‚ and sporangia. The plasmodium is the primary active state‚ where P. polycephalum consists of protoplasmic veins and multiple nuclei. During this stage‚ the slime mold surrounds its’ food and secretes enzymes
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below this number is categorized as acidic and urine with a higher pH is alkaline. pH is playing a important role in the development of renal calculi. Acidic urine will lead to xanthine‚ cystine uric acid‚ and calcium oxalate stones. However alkaline urine can cause calcium carbonate‚ calcium phosphate‚ and magnesium phosphate stones. For protein‚ normally there will be no protein or only small amount of protein in the urine‚ Protein in the urine may be a sign of kidney disease. If the result finds
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to pass all of them. I recommend using sodium carbonate as your substance. Of all the substances‚ only two were covalent and two were ionic. The ionic substances‚ sodium chloride‚ sodium carbonate‚ and salicylic acid‚ came close to the description you requested. The covalent substances‚ sucrose and salicylic acid‚ did not match the descriptions. The best substance would definitely be sodium carbonate‚ since it passed all the tests. Sodium carbonate had a high melting point‚ so it will be able to
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persistently low calcium and potassium levels‚ it may be checked to help diagnose problems with calcium‚ potassium‚ phosphorus‚ and/or parathyroid hormone – another component of calcium regulation. Magnesium levels may be measured frequently to monitor the response to oral or IV magnesium supplements and may be ordered‚ along with calcium and phosphorus testing‚ to monitor calcium supplementation. Magnesium testing may be ordered as a follow up to chronically low levels of calcium and potassium. It
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