OF ACETANILIDE USING WATER AS SOLVENT Lagarteja‚ M.C.B.; Lim‚ H.G.N.; Lizo‚ K.J.R.; *Macalino‚ M.D.L.; Macapala‚ C. 2D-Pharmacy‚ Faculty of Pharmacy‚ University of Santo Tomas Abstract Recrystallization is a technique used to purify organic solids. This method involves dissolving of a solute in a solvent and inciting the solute to produce a precipitate from a solution. In this experiment‚ acetic anhydride was added to the mixture of 2mL aniline and 20mL of distilled water. The mixture was
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service that I performed was at the Habitat for Humanity. All I really did during this time was restock the store‚ help load and unload furniture‚ clean the store‚ rearrange the furniture in the store‚ and help customers load and unload furniture. I chose this organization because it was the closest place I could find and I really needed all of my community service hours at the time. The services I provided in my community service experience was at the Habitat for Humanity restore on I really don’t
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Oak Trees versus Acorns: Which is better? It has been argued for centuries now‚ that people do not grow their full human potential‚ largely because they do not participate in a reasonably sophisticated refinement . John Stuart Mill‚ in his book Utilitarianism‚ claims that "It is better to be a human being dissatisfied than a pig satisfied" [Mill JS: 1863]. This essay will show that the advantages of being a "human dissatisfied" are better than those of a "pig satisfied". But before this can be proven
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Is Texting Better Than Talking? Because texting provides an easier and less personal way of communication‚ people often use it to avoid awkward phone conversations or personal interaction. Although texting has not been around long enough to study how it affects communication long-term‚ there is a great amount of proof that shows how quickly it alters the way we communicate in person or through text. It can be beneficial in many aspects‚ but some argue that it discourages traditional methods of communication
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Nowadays the access to the Internet is the most important source of information. I do agree with those who say that Internet provides people with a lot of valuable information. First of all‚ the Internet is a big library‚ where you can find whatever information you like. Secondly the Internet helps you to communicate‚ which means to trade with the newest information with your friends and society. Thirdly the Internet gives you opportunity to purchase whatever you want without even going to the shop
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responsible manner. Shell has been active in the Sultanate of Oman since 1958. Our business activities in Oman are fuel and lubricants marketing. Our main offices in Oman are based in Muscat – Mina Al Fahal. Our values Our core values of honesty‚ integrity and respect for people form the basis of the Shell General Business Principles. Our business activities in Oman Initially established in 1958‚ Shell Marketing (Oman) Ltd became a public limited company in 1997 and was renamed Shell Oman Marketing
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ESSAY Do you agree with the following statement? It is better to be a member of a group than to be the leader of a group. Use specific reasons and examples to support your answer. I personally disagree with the statement that it is better to be a member of a group than a leader. It is true that being a member is certainly much more comfortable‚ as you have less responsibility‚ and you are not the one who makes the final decisions. Also‚ some people may be too shy‚ too reserved or not
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set for the other without altering the meaning of the program? 5. (5.3) Given the following code: Program concurrency; var x:integer(:=0); y:integer(:=0); procedure threadA(); begin x=1; (* statement 1 *) y=y+x; (* statement 2 *) end; begin (* main program *) parbegin threadA(); threadB(); parend end. That is‚ suppose a process has two concurrent threads; one thread executes statements 1 and 2‚ and the other thread executes
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trying they will be varying in density and other things. As far as i know water would seem to boil faster. As it has a boiling point of 212 degrees fahrenheit. That is just the boiling point of the water with nothing else. But when you boil different things with other stuff like sugar and where acidity levels are different you get other results. It may boil slower or faster depending on what is the liquid made of. Last year my project was what type of water boils faster. It was sugar. If this is
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Gray wolf Where the animal is: Habitat: The gray wolf habitat‚ in the past‚ included areas as varied as deserts of Egypt and the bone chilling‚ icy tundras. The gray wolf is as adaptable as man; it is no wonder that the habitat of the gray wolf is spread all over the world. The Great Plains Wolf‚ which is a subspecies of the gray wolf‚ is a native to the gray wolf habitats in North America. It is also known as the buffalo wolf or the Eastern timber wolf. Once‚ these gray wolves dominated
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