point Density Refractive index Safety Data methylene chloride 84.94 g/mol 40 C -97C 1.325g/cm3 Flammable Ethanol 46.07g/mol 78.3C -117.3C 789.0kg/m3 Flammable Acetaminophen 151.16g/mol ------- 169-172C 1.263g/cm3 Aspirin 180.16g/mol 140C 135C 1.35kg/m3 Caffeine 194.19 178C 235-238C 1.23g/cm3 Ibuprofen 156.13g/mol 157C 75-78C 1.03g/cm3 Salicylamide 137.136g/mol 181C 142C 1.33g/cm3
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Reshmi Nair Title: Determination of Aspirin through back titration. Aim: To determine the concentration of Aspirin in a tablet using NaOH and Hcl. Research Question: What is the concentration of Aspirin in a normal tablet? Background: Aspirin is the general name for acetylsalicylic acid (ASA); it is also the trademark of the drug produced by Bayer in Germany. In eighty countries‚ aspirin is a registered trademark‚ but in other places the term aspirin refers to ASA by itself or as an ingredient
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Alka Seltzer tablets by observing the amount of CO2 produced from the acid-base reaction of HCO3- with acetic acid (in vinegar). (2) To study the concept of limiting reactant. Background: Alka Seltzer is an effervescent tablet that contains aspirin (acetylsalicylic acid)‚ citric acid‚ and sodium bicarbonate (NaHCO3). As soon as the tablet dissolves in water‚ the NaHCO3 dissociates to form a bicarbonate ion (HCO3-) and a sodium ion (Na+) 1. NaHCO3(s) Na+(aq) + HCO3-(aq) Acetic
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was pure. Introduction The synthesis of acetaminophen involves the attraction of the electrophilic carbonyl group of acetic anhydride to the nucleophilic NH2 of the p-aminophenol. This occurs because the NH2 group is a better nucleophile than the OH group attached on the opposite side of the p-aminophenol. A new nitrogen-carbon bond is formed‚ producing acetaminophen with acetic acid as a byproduct. During the synthesis of acetaminophen‚ it is necessary to dissolve all solid
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found in the front end and it is the most popular over the counter pain reliever used in the United States. Acetaminophen can be found in tablet‚ or liquid. It can also be used in adults‚ children and small infants. It does not reduce swelling like and aspirin or ibuprofen would‚ but it also doesn’t cause the stomach irritation the NSAIDs could cause. It’s just used to reduce the fever and ease the pain due to injuries‚ colds‚ flu‚ and or infection. Acetaminophen is a drug that helps lots of people
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Chikungunya is a bacterial disease that is transmitted to people by mosquitoes. Outbreaks usually have occurred in countries such as Africa‚ Asia‚ Europe and areas close to the Indian and Pacific oceans. In late 2013‚ America had their first patient that had the virus chikungunya. It was found on the islands in the Caribbean’s. Travelers that travel the world are at high risk of getting this bacterial virus chikungunya. There is no vaccine or any type of medications that can prevent the bacterial
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Expectations of a Daughter In the poem “The youngest Daughter” Cathy Song explores the responsibilities of being the youngest daughter in a particular culture. The narrator spends her life taking care of her ailing mother for many years and never had a life of her own. Her frustration is evident when she states “The sky has been dark for many years” (1)‚ she also talks about “planning her escape” (48). Even though the daughter spends her life in servitude to her mother‚ there are poignant moments
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been reported to affect children younger than six years old‚ but the most common age groups to suffer from tension headaches are those in their teens to early 20s. These headaches can be treated through over-the-counter pain medication‚ such as aspirin and ibuprofen‚ or neck and shoulder massages. 2. Migraine — Migraines are characterized by moderate to severe throbbing in the head. About 60 percent of sufferers have indicated that pain is primarily on one side‚ while 40 percent of patients have
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alive. Nigel believes Rufus has ague but when Rufus complains about his body aching she knows it’s not the ague. When Dana recommends a doctor‚ Weylin denies it‚ that she can save him and if she was to fail she would suffer. For days Dana gave Rufus aspirin and made him eat. Since Dana had last been to the plantation‚ Alice had three kids by Rufus‚ but with only one surviving‚ named Joe. The other two had gotten sick and the doctor bled them out‚ which she blames Rufus for because he wanted the doctor
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Hepatitis B Hepatitis B is a very safe vaccine. Most people do not have any problems with it. The vaccine contains non-infectious material‚ and cannot cause hepatitis B infection. Some mild problems have been reported * Soreness where the shot was given (up to about 1 person 4) * Temperature of 99.9°F or higher (up to about 1 person in 15). Severe problems are extremely rare. Severe allergic reactions are believed to occur about once in 1.1 million doses. A vaccine‚ like any medicine
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