need answers to both:)

7. Aspartame is an artificial sweetener that is 160 times sweeter than sucrose when dissolved in water, ine molecular formula for aspartame is C14H10N2O5. (1 pt ea) a. Calculate the formula mass for aspartame. 239.304 b. How many moles of aspartame are in 10.0 grams of aspartame? 0.0350 moles 8. Ascorbic acid, or vitamin C has the formula C6H6O6 and is an essential vitamin. It cannot be stored by the body and must be present in the diet. Ascorbic acid tablets are often taken as a dietary supplement. A typical tablet contains 500.0mg of vitamin C. (1 pt ea) a. What is the molecular weight (formula mass) of vitamin C? 176.124 grams b. How many moles of vitamin C does a typical tablet contain? 0.002839 moles c. What is the percent composition of oxygen in ascorbic acid? 55% or 54.5 d. What is the empirical formula for ascorbic acid? C3H4O3