previous answers that didnt work were : 88.3%, 88%, 85.6%, 86%

Calculate the weight percent of ascorbic acid in a tablet of vitamin C from the following data: A 100mg sample of a crushed vitamin C tablet was dissolved in 40mLLH2SO4 and 20mL of water. Two grams of KI and 25 . mL of 0.0148MKiO3 solution was added, and the mixture titrated to a starch endpoint. The titration required 19mL of 0.0630 M thiosulfate solution. Weight = an %