Vitamin C (C6H8O6) is an essential vitamin. It cannot be stored in the body and must be present in the diet. a. What is the molar mass of Vitamin C?

b. If a typical tablet contains 500.0 mg of vitamin C, how many moles and how many molecules of vitamin C does it contain?

The molecules contain like 54 of water 

Answerδh > 0explanationc₆h₆  (s)  → c₆h₆ (l)if you are changing it from a solid to a liquid, you are pretty much melting the solid. this requires heat energy. therefore, the reaction is endothermic (takes in energy); the system enthalpy increases as the reaction proceeds: δh > 0.