parental leave. Not to mention the hospital costs‚ the appliance and furniture needs‚ and the stress that comes with being a new parent. It is still extremely rare to see a woman paid on her maternity leave‚ and even rarer to see a man take more than a few days after the birth of a baby. These kinds of acts promote gender stereotypes and limit new mothers and fathers. Parents‚ regardless of gender‚ should be allowed paid parental leave while awaiting the birth or adoption of a child. This leave contributes
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Extraction of Caffeine from Tea Leaves Marc Tugaoen‚ Kristine Vanzuela‚ Rafael Villanueva‚ Justeen Wong Department of Chemistry‚ University of Santo Tomas‚ Manila‚ Philippines Abstract This experiment has been divided into 4 set-ups‚ first was the solid-liquid extraction‚ next was the liquid-liquid extraction‚ then the sublimation and last was the melting point determination. The solid-liquid and liquid-liquid extraction were both done during the first meeting‚ the DCM layer was filtered and
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Caffeine from Tea Leaves Santos‚ Raphael‚ Samson‚ Nonia Carla‚ *Tabora‚ Brylle‚ Tan‚ Kate Michal Department of Biological Sciences‚ University of Santo Tomas‚ Manila‚ Philippines Abstract Tea leaves are natural products that are harvested from agriculture. Caffeine‚ on the other hand‚ is a stimulant that has been shown to speed up the time of reaction‚ increase alertness‚ and improve one’s concentration. What we did in this experiment was to extract the alkaloid caffeine content from the tealeaves
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EXTRACTION OF CAFFEINE FROM TEA LEAVES ABSTRACT Caffeine extraction from the commercial tea leaves (Lipton Yellow Label Tea) that was done is multiple extraction. 4 tea bags were used in the experiment; tea leaves were weighed having 8.5333 grams. The leaves were boiled in a beaker with 150ml of water; the aqueous tea extract was transferred in a seperatory funnel mixed with DCM (20ml)‚ done thrice. The DCM layer was washed with 20ml 6M NaOH in the seperatory funnel; the organic layer
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Extraction of caffeine from Lipton tea leaves Maria Gianna Beatrice L. Cancio*‚ Joe Mari Isabella B. Caringal‚ Rowena A. Chiang‚ Patricia Deanne del Valle Department of Biological Sciences‚ College of Science‚ University of Santo Tomas‚ España‚ Manila‚ Philippines Abstract Caffeine was extracted from Lipton tea leaves by multiple extraction techniques namely solid to liquid extraction and liquid to liquid extraction; the purification by sublimation and melting point determination. Three
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If an employee leaves a company to work for a competitor‚ what types of knowledge could be ethical for the employee to share with the new employer and what types of knowledge would be unethical to share? With business in constant competition‚ losing an employee to a competitor could pose threat to the success of a company with the knowledge a former employee brings the competitor. Ethics‚ by contrast‚ is defined as the principles and standards of moral behavior that are accepted by society as
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Last Compare and Contrast College Writing One October 9‚ 2013 Living in a Dorm v. Commuting In college there are many things going on that are stressful‚ where one is sleeping should not be one of them. Colleges usually have two choices commuting or living in the dorms. Commuting is where one drives to and from school every day. Living in the dorms are pretty self-explanatory‚ one just stays at the school in the dorms. Living in the dorms is what most college students do. This is more convenient
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Despite what many might think‚ Should stay at home moms get a salary from the government? is well known across hundreds of nations all over the world. Should stay at home moms get a salary from the government? has been around for several centuries and has a very important meaning in the lives of many. It would be safe to assume that Should stay at home moms get a salary from the government? is going to be around for a long time and have an enormous impact on the lives of many people. Social &
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Angela Davis Mrs. Chancey Essay 4 November 4‚ 2009 Should Kids Get Spanked? There have been many debates on spanking and corporal punishment over recent years. There are two sides to any argument. On one side are some parents‚ who believe that it is acceptable to spank their children‚ and on the other side‚ there are those who believe that children should never be spanked. The main problem with spanking is that each group defines spanking differently. There are some who believe spanking is a
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year from tickets to selling merchandise. Should NCAA pay their athletes? No‚ because they already get free things from their sponsors‚ they get paid by their education‚ last but not least it will trouble other non-generating revenue clubs. The first reason why athletes should not get paid is because they already get free things from their sponsors to their fans. “The NCAA athletes get paid with psychology classes‚ track suits‚ knee braces‚ and ice baths.” This proves that the athletes get free stuff
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