... ;× 50 ml Burette á× Beaker á× 250ml Volumetric Flask á× Conical Flask á× Distilled Water á× Electronic Balance á× Glass Rod á× Clamp Stand á× Oxalic acid á× .1mole/dm ©Ã¸ solution of NaOH á× Phenolphthalein (indicator) Method: 1. With the aid of an electronic balance weigh out 1.575g of hydrated Oxalic acid. 2. Dissolve the Oxalic acid in a beaker with distilled water and ... = 24.55 ml Analysis: 2NaOH + COOH COO-Na+ + 4H2O I I COOH COO Na From the equation: 2M NaOH = 1M (COOH) No. of moles of (COOH) ©u H ©uO = Concentration of solution • Volume I.e. no. of mo...

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• Grade Level: High School

... and malnourishment, and financially stable American consumers are to blame. This is the argument presented by Peter Singer in his essay The Singer Solution to World Poverty. Peter supports this claim by saying Americans should redirect all income not spent on necessities to organizations who help overseas ... they could possibly spare it would just create a new set of problems. Singer's argument places blame on innocent American consumers, proposes an unrealistic solution and overlooks the real problem. Singer's argument places the blame for a world of poverty related problems squarely o...

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... those states that there isn't, than an extensive amount of murders, rapes, robberies, and aggravated assaults could have been avoided. The Coalition to Stop Gun Violence's claims against John Lott's research is this: John Lott based his research on methodology and not on fact, making his research realistically false. Lott's data is incorrect, their of , proving his research to also be incorrect ... . Lastly, John Lott's work has been called into question by many well known, respected, academics, including; the Johns Hopkins School of Public Health, and the University of Chicago. These ac...

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• Grade Level: High School

... two days of excused absences. According to Carmel High School dean John Newton, "Skip a Final" decreased unexcused absences by seventy percent. (personal interview October 22, 2003) The "Skip a Final" program is still at Carmel. One solution to the high statistic of truancies across the country is to reward ... that "school is not for me." When students are rewarded for good attendance, they are much more likely to stay in school. Another solution to student truancy is special contact with the student. Faculty and school staff has a responsibility to students. They should make it a point...

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... to be put back together again. Though these relationships vary, from professional to personal, they are all prone to encountering some form of conflict. John Dewey has designed a problem solving sequence with 6 (six) steps, listed and explained below, to facilitate resolution of these conflicts. Since the way ... done. They also assure a fair and even discussion of the problem and allow all parties to play an active role in the finding of a solution. Problem Solving Sequence: Steps. 1. Define and analyze the problem. Often times, when one is in a conflict situation or in a position of h...

• Word Count: 1013
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• Grade Level: High School

... to be put back together again. Though these relationships vary, from professional to personal, they are all prone to encountering some form of conflict. John Dewey has designed a problem solving sequence with 6 (six) steps, listed and explained below, to facilitate resolution of these conflicts. Since the way ... done. They also assure a fair and even discussion of the problem and allow all parties to play an active role in the finding of a solution. Problem Solving Sequence: Steps. 1. Define and analyze the problem. Often times, when one is in a conflict situation or in a position of h...

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• Grade Level: High School

MEMO To: Mr. James Faust, Jr. From: John Doe Date: April 18, 2003 Subject: Dress Code At Faust Inc., there has always been an unwritten rule as to the expected dress style ... staff members of too strict of dress expectations, something must be done without lowering the moral of the workers. Possible Solutions There is more than one solution to this problem. One solution is to have all employees be required to dress in a designated work uniform, such as a collared shirt with the company crest on it and ... "neatly attired," with some restrictions. Another is to make it mandatory for all empl...

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• Has Bibliography
• Grade Level: High School

... society Bellamy describes to us would have helped with problems of the time. In this new society, everyone is given the same salary a year. This is a good solution for the time, but a better solution would be a minimum wage. Bellamy also talks of a maximum work period. Each man shall work only twenty-four years from the time he is twenty-one till he ... had to be the same as those charged to a nation's own citizens. All nations receive the same prices. Bellamy's proposal here can be related to the Open Door Policy that John Hayes established in 1899. Women at the time were put on the ba...

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... to synthesize a silicone polymer by hydrolyzing a chlorosilane. This was demonstrated by the synthesis of the polymer, polydimethylsiloxane, from dimethyldichlorosilane monomers using hydrolysis and cross-linking reactions. The volume of the solution containing polydimethylsiloxane was found to be 16mL before Boric acid was added, which resulted in a 126% yield. After the addition of the Boric acid and subsequent heating at around 120C ... the yield of the liquid polydimethylsiloxane ([CH3SiO]n) was recorded. A spatula of boric acid was added to the remaining liquid polymer in order to fo...

• Word Count: 1194
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• Has Bibliography
• Grade Level: Undergraduate

... of potato tuber cells by their change in mass. (Ha:) It was hypothesized that the final mass of the potatoes immersed in the solution of sucrose would change, due to the net movement of water. We also hypothesized that the mass of the potatoes immersed in the distilled ... be no effect on the cells of the potatoes, our hypothesis was that there would be no change in the mass of the potato because the solution, as well as the potato would be in an isotonic environment. Materials and Methods: Six potato tubers were obtained, each cut to 4 cm. ... isotonic environment. Discussion: The resul...

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• Grade Level: High School

... or plasmolysed if water flows out of them, and thus change their volume, we want to test the hypothesis that: If the concentration of a solution into which a cylinder of potato is placed is greater than a certain level the cylinder will loose mass, and if the concentration is less than ... it will gain mass. This can be seen in living cells. The cell membrane in cells is semi-permeable and the vacuole contains a sugar/salt solution. So when a cell is placed in distilled water (high water concentration) water will move across the semi-permeable membrane into the cell (lower ... be made. A...

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• Grade Level: High School

... HCL used 0.0209 mol 0.0209 mol 0.0209 mol Concentration of HCL 1.045 mol/L 1.045 mol/L 1.045 mol/L 2. Obtain about 120 mL of hydrochloric acid solution in a 250 mL beaker. Label the beaker. Rinse a buret with about 10 mL of the sloution, and let the liquid drain through the buret tip into ... drop to the inside wall of the 250 mL beaker. Hold a piece of white paper behind the meniscus, and read the initial volume of the solution at the bottom of the meniscus. Your eye must be at the same level as the meniscus. 3. Obtain about 120 mL of the sodium hydroxide ... each buret. 5. Refill each...

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... . I was afraid to look at them because I thought that they would notice my problem and make fun of it. I tried to find a solution for my problem. I thought that if I hide for people and avoid social situations nobody would notice my problem and especially my blushing. Interacting with ... close to the city where I live. I was afraid, it took me two months to give the first step. Finally, I went to seek for a real solution about my problem. I was hopeless and without reason to live. I was completely devastating. The Mental Health Center was my last chance to solve a problem that for ... ...

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... ingredients for the peel in the proper amounts. Next, the patient's skin type and individual goals must be determined. And lastly, the peel solution must be mixed properly and administered. The necessary ingredients for the facial peel procedure are the Obagi Blue Peel base, which consists primarily of ... subside. A hand-held fan over the face will help the patient feel more comfortable. Before any of the applications of Blue Peel solution are applied, it is imperative that each layer be distributed evenly over the face and neck with gentle pressure. Once the patient's skin ... fourth...

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... seem to be doing everything but that: reading, cleaning, talking, or yard work. The parents have to be alert if they are to be outside. This solution might help for the neighbors, parents, and kids to have more trust and peace towards each other. But the idea is neither practical nor convenient to the ... the concept as well. The parents being outside at all times does not meet the criteria except for trust and harmony, so it is an ideal solution. A second solution would be for the kids to not play outside at all. If they are not outside, they cannot get hit by a UPS truck, or any ... ...

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... . Therefore, the actual mass percent more than likely stayed the same because all of the excess potassium carbonate would have been filtrated out of the solution. 3. Since benzoic acid is the only solid soluble in cold water, you should dissolve the mixture in cold water and then filtrate the remaining ... mixture through gravity filtration. Now, you should use a hot plate to evaporate the water from the benzoic acid solution. Let the benzoic acid solution cool to room temperature and then weigh it. Next, you can separate the sodium sulfate from the mixture by dissolving it in hot ... t...

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• Grade Level: High School

... to find and graph the absorption spectrum, the pattern formed by the specific wavelengths of light absorbed by a given pigment, for carotene. Our hypothesis is, the carotene solution will have a weak or no absorption value for the wavelengths that correspond to orange and red light, approximately 750nm-650nm. Materials and Methods In this experiment, a carotene pigment ... a, Xanthophyll, and Carotene. GRAPH 1: This graph plots the absorption values of the photosynthetic pigments Chlorophyll a, Carotene, and Xanthophyll. The plot creates an absorption spectrum. DISCUSSION When the solut...

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• Grade Level: High School

... the campus up-to-date and accessible to all University of Memphis students. They will be the ones paying for and supervising the best solution. This can also be directed at students themselves since these improvements would directly affect them. Criteria: There are three questions we need to address ... a minimum. Evaluation: There are numerous ways to take care of each of these issues. The first issue is the parking situation. The logical solution would seem to be to rezone and add more handicapped parking spaces. This would be relatively inexpensive, however that would lead to even mo...

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... Neutralisation Introduction In our investigation, we are trying to find out how the reaction of neutralization has an effect on the temperature of a solution that is neutralizing. Before we can begin our experiment, we need to finds out which chemicals of the below list we will use ... Variables Things we will keep the same- Amount of sodium hydroxide Room temperature Things we will change- Concentration (amount of sulphuric acid) Temperature of solution Control Of Values 25ml sodium hydroxide Prediction I predict the heat will be highest where the reactants are neutralized. The heat wil...

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... of lemon juice; do not add anything to glass D, make it a control. 3. Using a new piece of pH paper each time, dip a small piece into each solution. To determine the pH level of the solutions, compare the colors of the pH paper to those on the color chart, the record the data at the table below. ... 4. Put a penny in each solution; put 4 glasses in a place where temperature will not change. 2 days later, compare the color of the penny and record the data at the table below. ... is 10 times acidic then pH5. Meaning a small change on the pH scale is actually a big change on how acid a solu...

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• Grade Level: High School

... manufacturing facility in Plainville was a good idea. One of the board members that hardly ever speaks out said no about this short term solution. There were other solutions before the idea of moving into the Plainville facility. For example, licensing Byte's product and process technology to ... to meet immediate demand was possible. The licensing world be short term or just until the new plant is done. The problem to this solution was no manufacturer would shoulder the fixed costs of producing appropriate components for such a short term. The manufacturer would charge a premium to ... ...

• Word Count: 961
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• Grade Level: High School

... manufacturing facility in Plainville was a good idea. One of the board members that hardly ever speaks out said no about this short term solution. There were other solutions before the idea of moving into the Plainville facility. For example, licensing Byte's product and process technology to ... to meet immediate demand was possible. The licensing world be short term or just until the new plant is done. The problem to this solution was no manufacturer would shoulder the fixed costs of producing appropriate components for such a short term. The manufacturer would charge a premium to ... ...

• Word Count: 961
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• Grade Level: High School

... being deteriorated and is causing the United States over 2 Billions dollars in maintenance and restoration. This being an international issue complicates any solution for one solution may not be apt or fair for other countries. Even though levels of sulphur dioxide have stabilized in Europe, it is still the ... greatest causer of acid rain. In the United States, 66% of the Sulphur dioxide is emitted by industries and factories. A possible solution that would greatly decrease the amount of sulphur dioxide released would be to purify the gas prior to releasing it through the factory chimne...

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... underwater. This is to prevent air bubbles mixing with the water. Next, add two milliliters of manganese chloride solution, and two milliliters of alkaline iodide solution. After these two solutions are added, add two milliliters of hydrochloric acid. What this did was leave a solution of iodine in an excess of potassium iodide. The dissolved oxygen is now fixed so exposing it to air ... will not affect the results. Next, take 50 milliliters of the solution and place it in a conical flask .01 m sodium thiosulphate solution should be added. While the sodium thiosulphate solution is being...

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... 3 3.1 Business model of NLM and its evolution 3 3.2 Market Segmentation - NLM's business strategy 4 3.3 The need to grow rapidly? 4 3.4 Lack of management depth 4 4. Solution Choices 5 5. Recommended Solution 6 5.1 Justification of the solution 6 5.2 Implementation of the solution 6 5.3 Future considerations 6 1. Background Information National Logistics Management is a non-asset based premium freight management company serving the automotive industry. It uses Expedited Management System - a proprietary ... depth does not support rapid growth. For a VC or partnership to be successful, NL...

• Word Count: 1192
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• Grade Level: High School