題組內容

11. An unknown monoprotic acid contains only the elements C, H, and O.

(2) A 1.000 g sample of the compound is dissolved in 50 mL water and titrated with 0.3000 M NaOH to a phenolphthalein endpoint, which is observed after the addition of 37.00 mL of base. What is the molar mass of the acid and what is its molecular formula? (3 pts)