下列实验设计和结论相符合的是 A．将碘水倒入分液漏斗，加入_爱下问搜题

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问题选择题

下列实验设计和结论相符合的是

A．将碘水倒入分液漏斗，加入适量乙醇，振荡后静置，可将碘萃取到乙醇中

B．某气体能使湿润的红色石蕊试纸变蓝，该气体一定显碱性

C．在蒸馏水中加入少量FeCl₃固体，可得纯净的FeCl₃溶液

D．某无色溶液中加入Ba（NO₃）₂溶液，再加稀盐酸，沉淀不溶解，则原溶液中一定有SO₄^2-

答案

答案：B

正确答案：B

A、乙醇与水互溶，不分层；B、正确；C、不正确，FeCl₃水解；D、不正确，可能是SO₃^2―

单项选择题

George, CFA, a citizen of Germany, is doing business in a neighboring country. According to AIMR Standards of Professional Conduct, which statement applies to George’ s conduct when he is conducting business in the other country（）

A. He is not bound by any of the regulations because France and the other country have no jurisdiction in each other’s countries.

B. He should adhere to whichever of France’s, the other country’s or AIMR’s rules that impose the highest degree of responsibility.

C. He should only adhere to the securities laws of France even though they do not cover some of the provisions found in the laws of the other country that relate to his work.

判断题

UGA一般是终止密码子，但在线粒体中它是编码Trp的。 ( )