3. A sample of fresh grapefruit juice was filtered and titrated with the above $\mathrm{I}_{2}$ solution. A $100-\mathrm{mL}$ sample of the juice took $9.58 \mathrm{~mL}$ of the iodine solution to reach the starch end point. a. What is the concentration of vitamin $\mathrm{C}$ in the juice in $\mathrm{mg}$ vitamin $\mathrm{C} / 100 \mathrm{~mL}$ juice? $\mathrm{mg} / 100 \mathrm{~mL}$ a. What quantity of juice will provide the RDA amount of vitamin C? $\mathrm{mL}$

Public Answer

LCUH5H The First Answerer