I need help finishing chart and with number 4. I uploaded this question before but they were getting percentages in the 300%, I believe it should be under 100% please help.

3. Complete the following table. Write balanced chemical equation that describes the reaction of ascorbic acid. Provide a sample of calculations that you used to complete the table above. Please use your actual data as an example. One sample for each type of calculation is sufficient. C6H8O6+I2C6H6O6+2I+2H+ 4. Report you final result: Weight Percent: Click here to enter text. Uncertainty: Click here to enter text