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Monday, December 23, 2013

The Depression of Frozen Point

The Depression of Frozen Point The simmering position and the stymie evidence both refer to colligative properties; in other words, the individualism of severally particle is not as significant as the turn of dissolved particles in a solution. In a solution, the boiling period appends and the freezing point decreases when the concentration of particles increases; this inwardness that the spay in normal boiling point as sanitary as freezing point of water is committed to the increase of particles. Throughout the experiment, calculating the freezing point notion never-ending of solvent was a significant process. Observing the co-relation amid the profits concentration and freezing point was important too. In addition, the freezing point of the same solution for staff of animateness and sodium chloride was comp ard. The par: ?T= iKfm shows the relationship for the freezing point; which ?T is the replace of temperature from t he original freezing point, i is the number(s) of particle(s) (vant Hoff factor), Kf is the freezing point depression constant for the solvent, and m is the molal concentration of solution. The experiment should be able to prove that cardinal of the molalities of scribble solution pull up stakes cope with to the molal concentration of salt.
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Procedures The experimenters began by calculating the concentrations of each sugar solution (g/mL). Results Information such as data, graphs, calculations, etc. ar recorded in www.chem21labs.com. Discussion The sugar concentration s! hould deviate with the high depression. One of the sugar concentration solutions should have an disturb molality to salt solution. The biggest flaw of the experiment was that the experimenters did not barrack all masses of sugar with the mass of salt. The mass of salt was 0.3197g with the molality of 1.092. However, all sugar concentration solutions weighed 0.985g with 0.576m, 0.1898g with 0.554m, 0.208g with 0.6082m, and 0.2174g with 0.636m respectively; the passel of...If you trust to get a full essay, order it on our website: OrderCustomPaper.com

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