問題詳情
67. The molecule shown here is acetylsalicylic acid (aspirin). What kind of electrical charge doesaspirin carry in the stomach at a pH value of 2 and in the small intestine at a ph value of 7?
(A) Negatively charged in the stomach； positively charged in the intestine
(B) Negatively charged both in the stomach and the intestine
(C) Uncharged in the stomach: negatively charged in the intestine
(D) Uncharged both in the stomach and the intestine
(E) Uncharged in the stomach； positively charged in the intestine
參考答案
答案：C
難度：計算中-1
書單：沒有書單，新增