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Concentration of iodine solution :2%

%v/v

iodine solution

volume of unknown sample uses: 100 ml

unknown sample was diluted before titration

 

Transcribed Image Text:

В. ANALYSIS OF AN UNKNOWN SAMPLE CONTAINING VITAMIN C Sample II 100ML OmL II Mass or volume of unknown Initial buret reading, mL Oml Final buret reading, mL 32.3 33 5 33.3 Volume Iz added, ml 5ml 15ml 15ml Moles of iodine added Moles of vitamin C in sample Mass of vitamin C in sample, mg Concentration of vitamin C in liquid sample, mg/100 mL Amount of sample which will furnish RDA, mL or mg Sample Calculation: moles iodine added Sample Calculation: moles vitamin C in sample Sample Calculation: mass of vitamin C in sample, mg mass my moes of uitamin C x mn of vtemin in sample Sample calcultion: Concentration vitamin C in liquid sample tamin Cin sid sample Sample Calculation: amount of sample which will furnish RDA В. ANALYSIS OF AN UNKNOWN SAMPLE CONTAINING VITAMIN C Sample II 100ML OmL II Mass or volume of unknown Initial buret reading, mL Oml Final buret reading, mL 32.3 33 5 33.3 Volume Iz added, ml 5ml 15ml 15ml Moles of iodine added Moles of vitamin C in sample Mass of vitamin C in sample, mg Concentration of vitamin C in liquid sample, mg/100 mL Amount of sample which will furnish RDA, mL or mg Sample Calculation: moles iodine added Sample Calculation: moles vitamin C in sample Sample Calculation: mass of vitamin C in sample, mg mass my moes of uitamin C x mn of vtemin in sample Sample calcultion: Concentration vitamin C in liquid sample tamin Cin sid sample Sample Calculation: amount of sample which will furnish RDA