【简答题】中选拨出高尔夫球的集训队员;让会英语的人去突击学习法语、德语、西班牙语一般都有会取得较为理想的效果。 日本司机在美国开车,常发生困难,甚至出现车祸。这主要是因为在日本是“车左、人右”,而在美国却恰好相反。
【单选题】It is not often realized that women held a high place in southern European societies in the 10th and 11th centuries. As a wife, the woman was protected by the setting up of a dowry or decimum. Admitte...
A.
No, under no circumstances.
B.
Yes, whenever he wished to.
C.
Yes, if his father-in-law agreed.
【判断题】根据反应AgCl(s)→Ag + +Cl - ,可设计电池Ag(s)|Ag + (aq)||HCl(aq)|AgCl(s)|Ag(s)
【简答题】已知: (Ag 2 CrO 4 )=1.1×10 -12 , (AgCl)=1.8×10 -10 。则反应:Ag 2 CrO 4 (s)+2Cl - ====2AgCl(s)+ 的 =______。
【单选题】( )的实质是混凝土的中性化——也称为“脱钝” ,水分和其它有害介质侵入会引发钢筋锈蚀 。
【单选题】It is not often realized that women held a high place in southern European societies in the 10th and 11th centuries. As a wife, the woman was protected by the setting up of a dowry or decorum. Admitte...
A.
No, under no circumstances.
B.
Yes, whenever he wished to.
C.
Yes, if his father-in-law agreed.
【单选题】电极Cl - (aq)│AgCl(s)│Ag(s)作为还原极的电极反应为( )。
B.
Ag(s) + Cl - → AgCl + e -
C.
AgCl + e - → Ag(s) + Cl -
【单选题】298K,下列反应的 等于AgCl(s)的 的为( )。
A.
2Ag(s)+Cl 2 (g)====2AgCl(s)
B.
Ag(g)+Cl(g)====AgCl(s)
C.
Ag(s)+ Cl 2 (g)====AgCl(s)
D.
Ag + (aq)+Cl - (aq)====AgCl(s)
【单选题】( )的实质是混凝土的中性化——也称为“脱钝” ,水分和其它有害介质侵入会引发钢筋锈蚀 。