January 23rd‚ 2013 Generation of Hydrogen Gas Abstract Hydrogen gas was produced from a reaction in a eudiometer between a weighted amount of magnesium ribbon and 5ml of diluted 6M hydrochloric acid. The partial pressure of the hydrogen gas produced was calculated using Dalton’s Law of partial pressure. With this partial pressure value along with known values in the experiment the number of moles of hydrogen gas produced could be calculated using the ideal gas law equation and this experimental value
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Blood Gas Analysis at the Core Laboratory at University Hospital‚ London‚ Ontario. Blood is one of the most important fluids in the human body. It helps carry nutrients such as oxygen to the cells in the body and transports out wastes like carbon dioxide and other metabolites from these cells. Since blood is the medium through which the different organs and tissues in our body communicates‚ keeping a close eye on the constituents of a blood sample would provide a good indication of the functioning
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Lab: Gas Laws Purpose: Obtain a reference of temperatures effect on gas using Charles’ law when heating a capillary tube in water on a heated hot plate. Then‚ cooling the same capillary tube with ice while measuring the temperatures cooling effect on the gas bubble inside the capillary tube. Measurements of temperature change are taken with microLAB sensor and graphed using microLAB software. A final determination of experiments determined absolute zero versus actual absolute zero will be
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However‚ when rich Americans took vacations on the French Rivera it wasn’t until the 1920’s that tanned skin essentially became a fashion statement. Because of the great depression the 1930’s women got even skinner. There wasn’t much control over this although. Once the second world war passed‚ hips got larger and wider. The women of the 1960’s had a more androgynous and angular figure. In the 1970’s is when men really had to start adapting to body norms‚ so now‚ it wasn’t just the women who had
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Conclusion and recommendation Moral implies conformity to established sanctioned codes or accepted notions of right and wrong or the basic moral values of a community. Ethical may suggest the involvement of more difficult or subtle questions of rightness‚ fairness or equity. While legal is sanctioned by law or in conformity with the law especially as it is written or administered by the courts. (Merriam-Webster) Relating the results of the gathered data of the study about the dog eating practice
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Gas Chromatography Analysis of Product Mixtures Gas Chromatography Guidelines‚ Handout. Introduction Gas chromatography is a technique used to analyze chemical compounds that can be vaporized and separated in a gas phase column. Once separated‚ the analyzed substance is passed through a detector and data is obtained. The samples that we are going to analyze are: the EtOAc from Simple distillation‚ the Fraction 1‚ Fraction 2‚ and Fraction 3 from the Fractional Distillation. Experimental Procedure
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Conclusion: Category 1: Momentum was found that after the collision was less than before the collision by 10%. This was not what has been expected‚ so the difference was fairly significant. This happened because of friction‚ when the two pucks collided‚ they have lost a bit of their momentum‚ so the momentum after the collision differed. Kinetic energy differed more than what was expected‚ it was significantly less after the collision‚ the difference before and after the collision was 63.7%‚
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In our hypothesis we predicted that the enzymes in the pineapple will denature when the temperature is changed. The prediction was partly correct. Pineapples have special enzymes that denature gelatin molecules. Which is the reason why the pineapple and gelatin test tube remained filled with liquid‚ instead of turning into jelly which gelatin does when it’s molecules are not disturbed. Why our hypothesis was partly incorrect was lacked depth in that when changing the temperature by heating the pineapple
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the image of the ideal woman in the 1890s and 1950s. In which era did women have more freedom? How so? There were many similarities as well as differences between the women of the 1890s and the women of the 1950s. Both eras of women had similar household duties and responsibilities‚ along with some differences as well. Their duties in the work area however were different. The women in the 1950s were expected to be perfect in every way‚ and every family wanted that ideal women in their home
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