15. A 0.210-g sample of an acid (molar mass = 192 g/mol) is titrated with 30.5 mL of 0.108 M NaOHto
問題詳情
15. A 0.210-g sample of an acid (molar mass = 192 g/mol) is titrated with 30.5 mL of 0.108 M NaOHto a phenolphthalein endpoint. The formula of the acid is (A) H3A (B) H2A (C) H4A (D) HA (E) not enough information given