A solution of I2 was standardized with ascorbic acid (Asc.) Using a 0.1000-g sample of pure ascorbic acid, 23.52mL of I2 were required to reach the starch end pointa.) what is the molarity of the iodine solution?b.) what is the titer of the iodine solution?A sample of fresh grapefruit juice was filtered and titrated with the above I2 solution. A 100-mL sample of the juice took 9.58 mL of the iodine solution to reach the starch end point.a.) what is the concentration of vitamin C in the juice in mg vitamin C/100mL of juice?b.) what quantity of juice will provide the RDA amount of vitamin C?