Analysis of commercial vitamin C tablets Objective To determine the vitamin C content in commercial vitamin C tablets by titration between vitamin C (ascorbic acid) & iodine solution. Hence‚ compare this data with the manufacturer ’s specification. Principle In this analysis‚ certain amount of iodine solution‚ which is known in excess‚ is added to acidified ascorbic acid solution. Brown iodine can be easily reduced by acidified ascorbic acid to form colourless iodide ion:
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Cervical Spine Evaluation Name:__________________ NDI____________________ 9 points = relevant change Age:_________ PMH:___________________________ Previous Episode:______________________________ Occupation:______________________ Current Medications:________________________ Reason for PT:________________________ Have you had recent diagnostic imaging? Y N _____________________
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Hepatitis C Infection: Disease Management Considerations Agenda • US Prevalence of Hepatitis C Infection • Risk Factors and Disease Progression • Treatment Goals • Barriers to Treatment • Summary 2 Hepatitis C Infection Is the Most Common Chronic Blood-Borne Infection in the US • Accounts for up to two-thirds of newly diagnosed chronic liver disease cases1‚2 • Contributes to significant morbidity (cirrhosis‚ liver failure‚ liver cancer)‚ extrahepatic complications‚ and
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that served as meeting points between distant cultures are called: a. way stations. b. warehouses. c. entrepôts. d. shipping centers. e. nodes. 2. Cairo and Alexandria in Egypt: a. did not need to provide protection for merchants as most trade came by land rather than by sea. b. established a commercial law apart from religion so that all people could participate in trade. c. had Muslim and Jewish trading firms that worked as close partners in trade. d. established a state
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Chemicals Vitamin C tablet‚ (1) standard 0.0110 M potassium iodate (KIO3) solution‚ (100 cm3) standard 0.060 M sodium thiosulphate solution‚ (Na2S2O3‚ 160 cm3) 1 M potassium iodide solution‚ (KI‚ 20 cm3) 0.5 M H2SO4‚ (150 cm3) freshly prepared starch solution. Apparatus Titration apparatus Principle In this experiment you are required to determine the vitamin C content of a commercial tablet and compare this with the manufacturers specification. Vitamin C is ascorbic acid‚ which is rapidly and quantitatively
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When I first started this class the only knowledge of C. S. Lewis I had was that he was a Christian‚ an author and he was highly favored and respected for his work by my Pastor‚ as well as some of the people in my small group from church. Though‚ all of this remains true of C. S. Lewis‚ I have also learned that there was a time in his life where he was an atheist. This came as a complete surprise to me‚ but the more I have learned about Lewis‚ the more this piece seems to have been a key factor
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CHAPTER 4 RESULTS AND DISCUSSION 4.1 Percentage yield Fresh leaves of C. nardus with 1 kg portion yielded about 22.57g of aqueous crude extract‚ which was approximately about 2.26% of yield. The result showed that fresh leaves had a higher percentage yield compared to the air-dried leaves‚ it was only 1.3% yield which conducted by Koba et al. (2009) with the similar extraction technique. There were other factors that might affect the percentage yield‚ such as influence of the harvest place
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I believe that Medicine C should be researched further. Some reasons why I believe that Medicine C is the best is because for one‚ the side effects are low and are not of high severity‚ there are very few restrictions and they are minor‚ and also even though only 35% of people got their headaches to go away that is still a pretty high number‚ and with some more research they could get that number up. In the data table provided in the book it showed that the only side effects were dry mouth and slight
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C-Section Versus Vaginal Birth Choices are endless when it comes to childbirth methods. The most common method of delivery‚ vaginal birth is thought to be the “natural birth.” C-sections on the other hand‚ are used for birthing complications due to medical reasons but nowadays pregnant woman can choose either way. Both have tremendous complications and different emotional and physical effects. Both should be taken into consideration and should be consulted with a medical professional. Although
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BBGP Case 8.3: In this case study‚ you are asked to do work related to performing a substantive analytical procedure for ticket revenues. AU-C 520 will be helpful in completing this assignment. You were previously assigned to read this standard but it would be helpful to review it before beginning the assignment to understand some of the factors that affect substantive analytical procedures‚ particularly forming an expectation. Please complete the following table AFTER reading the case. Below
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