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Calculate the weight percent of ascorbic acid in tablet of vitamin c from the following data . A 80 mg sample of crushed vitamin c tablet was dissolved in 40 ml H,SO, and 20 ml of water. Two grams of KI and 40 ml of 0.00653 M KIO, solution was added, and the mixture titrated to starch end point . The titration required 15 ml of 0.0150 M thiosulfate solution 3 ?

Calculate the weight percent of ascorbic acid in tablet of vitamin c from the following data . A 80 mg sample of crushed vitamin c tablet was dissolved in 40 ml H,SO, and 20 ml of water. Two grams of KI and 40 ml of 0.00653 M KIO, solution was added, and the mixture titrated to starch end point . The titration required 15 ml of 0.0150 M thiosulfate solution 3 ?

Chemistry
Chemistry
10th Edition
ISBN:9781305957404
Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Publisher:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Chapter1: Chemical Foundations
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Problem 1RQ: Define and explain the differences between the following terms. a. law and theory b. theory and...
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O QUESTION Calculate the weight percent of ascorbic acid in tablet of vitamin c from the following data . A 80 mg sample of crushed vitamin c tablet was dissolved in 40 ml H,SO, and 20 ml of water. Two grams of KI and 40 ml of 0.00653 M KIO, solution was added, and the mixture titrated to starch end point . The titration required 15 ml of 0.0150 M thiosulfate solution Note : I know the answer is 88% , but how did they get it ???
Transcribed Image Text:O QUESTION Calculate the weight percent of ascorbic acid in tablet of vitamin c from the following data . A 80 mg sample of crushed vitamin c tablet was dissolved in 40 ml H,SO, and 20 ml of water. Two grams of KI and 40 ml of 0.00653 M KIO, solution was added, and the mixture titrated to starch end point . The titration required 15 ml of 0.0150 M thiosulfate solution Note : I know the answer is 88% , but how did they get it ???
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